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Abnormal Gastric Emptying Study Images: A Narrative Approach to Diagnosis and Understanding
Author: Dr. Evelyn Reed, MD, Gastroenterologist, specializing in motility disorders and advanced imaging techniques.
Publisher: Gastrointestinal Health Publications, a leading publisher of peer-reviewed medical journals and educational resources in gastroenterology.
Editor: Dr. Mark Olsen, PhD, Professor of Radiology, specializing in gastrointestinal imaging and image analysis.
Keywords: abnormal gastric emptying study images, gastric emptying study, delayed gastric emptying, rapid gastric emptying, gastroparesis, functional dyspepsia, nuclear medicine, scintigraphy, MRI, gastric motility disorders, imaging interpretation.
Abstract: This article explores the interpretation and clinical significance of abnormal gastric emptying study images. Through a narrative approach, incorporating personal anecdotes and illustrative case studies, we aim to provide a deeper understanding of the diverse presentations of abnormal gastric emptying and their diagnostic implications. The article will cover various imaging modalities, focusing on the visual interpretation of results and their correlation with clinical symptoms.
Understanding Abnormal Gastric Emptying Study Images: A Visual Journey
The world of gastrointestinal motility is often invisible, a silent symphony of contractions and relaxations that govern the movement of food through our digestive tract. Abnormal gastric emptying study images, however, offer a window into this usually hidden process, revealing the complexities of digestion gone awry. My journey into the intricacies of these images began years ago during my residency. I vividly recall a patient, a young woman suffering from debilitating nausea and vomiting, whose symptoms defied conventional explanations. It was the gastric emptying study, specifically the abnormal gastric emptying study images, that finally provided the answer: gastroparesis, a condition characterized by delayed gastric emptying.
Case Study 1: The Delayed Emptying of Mrs. Gable
Mrs. Gable, a 55-year-old woman, presented with chronic postprandial nausea, vomiting, and early satiety. Initial investigations yielded unremarkable results. A gastric emptying study, utilizing a solid-phase scintigraphy technique, was performed. The abnormal gastric emptying study images showed a significantly delayed emptying rate, with only 20% of the meal emptied after four hours. This finding, corroborated by her clinical symptoms, confirmed the diagnosis of gastroparesis. Her subsequent management included dietary modifications, prokinetic medication, and lifestyle adjustments, leading to a significant improvement in her quality of life. Reviewing her abnormal gastric emptying study images alongside her clinical improvement provided a powerful demonstration of the diagnostic value of this technique.
Case Study 2: The Rapid Transit of Mr. Jones
In stark contrast to Mrs. Gable, Mr. Jones, a 40-year-old male, presented with diarrhea and abdominal cramping. His abnormal gastric emptying study images, acquired using a liquid-phase scintigraphy technique, revealed the opposite problem: rapid gastric emptying. The images showed almost complete emptying of the meal within an hour, indicative of a potentially hypermotile gut. This rapid transit, coupled with his symptoms, pointed towards a diagnosis of functional dyspepsia with a motility component. This highlighted the importance of recognizing that abnormal gastric emptying study images can represent not just delayed, but also accelerated gastric emptying.
Interpreting the Images: Modalities and Findings
Several imaging modalities can be used to assess gastric emptying, each with its strengths and limitations. The most common are nuclear medicine scintigraphy (using radiolabeled markers), and MRI. Analyzing abnormal gastric emptying study images necessitates a comprehensive understanding of these modalities and their specific visual representations. In scintigraphy, delayed emptying is characterized by persistent high radioactivity within the stomach at prolonged intervals post-ingestion, while rapid emptying is visualized by a rapid decrease in gastric radioactivity. MRI, on the other hand, can provide anatomical detail and assess gastric motility directly through the visualization of gastric contractions.
Beyond the Images: Clinical Correlation and Management
The interpretation of abnormal gastric emptying study images should never be isolated. It is crucial to integrate these findings with the patient's clinical presentation, medical history, and other diagnostic tests. The images provide objective evidence of gastric motility dysfunction, but the diagnosis and management plan must consider the entire clinical picture. For instance, delayed gastric emptying can be associated with various conditions, including gastroparesis, diabetic neuropathy, and post-surgical complications. The treatment approach will vary depending on the underlying cause.
Advanced Imaging Techniques and Future Directions
The field of gastrointestinal motility imaging is constantly evolving. Advances in MRI techniques, such as dynamic contrast-enhanced MRI, offer greater resolution and functional information. These sophisticated techniques provide a more comprehensive evaluation of gastric motility and can help to differentiate between various types of gastric emptying disorders. The continuous development of sophisticated image analysis software helps to quantify the changes in gastric emptying and offers standardized assessment parameters, allowing for better comparison across different studies and patients.
Personal Anecdote: The Unexpected Discovery
One particularly memorable case involved a patient whose abnormal gastric emptying study images initially appeared unremarkable. However, a meticulous review of the images, coupled with a detailed discussion with the patient, revealed subtle abnormalities in gastric motility patterns. This case emphasized the critical role of a comprehensive and collaborative approach, highlighting the importance of not overlooking seemingly minor details in the interpretation of abnormal gastric emptying study images.
Conclusion
Abnormal gastric emptying study images are essential tools in the diagnosis and management of a wide range of gastrointestinal motility disorders. Understanding the diverse presentations, interpreting the images accurately, and integrating the findings with the patient's clinical picture are vital for effective patient care. The future of this field lies in further advancements in imaging technology and sophisticated image analysis methods which could improve diagnostic accuracy and personalize therapeutic strategies. Through a blend of experience, technology, and patient-centered care, we can continue to improve our understanding and management of gastric motility disorders, as evidenced by the analysis of abnormal gastric emptying study images.
FAQs
1. What is a gastric emptying study? A gastric emptying study is a diagnostic test used to measure the rate at which food empties from the stomach.
2. What are the different types of gastric emptying studies? Common types include solid-phase and liquid-phase scintigraphy, and MRI.
3. What are the common causes of delayed gastric emptying? Delayed gastric emptying can be caused by gastroparesis, diabetes, surgical procedures, and certain medications.
4. What are the common causes of rapid gastric emptying? Rapid gastric emptying can be associated with functional dyspepsia and certain bowel disorders.
5. How are abnormal gastric emptying study images interpreted? Interpretation involves assessing the rate of gastric emptying based on the distribution of the radiotracer or the visual assessment of gastric contractions on MRI.
6. What are the limitations of gastric emptying studies? Limitations include radiation exposure (scintigraphy), cost, and the need for patient cooperation.
7. What are the treatment options for abnormal gastric emptying? Treatment options vary depending on the cause and may include dietary changes, medication, and sometimes surgery.
8. Are there any risks associated with a gastric emptying study? The risks are generally minimal, particularly with scintigraphy, with the main concern being radiation exposure, which is low.
9. Where can I find more information on abnormal gastric emptying study images? You can consult with your physician, search reputable medical websites, and review peer-reviewed publications on gastroenterology and radiology.
Related Articles:
1. "Gastroparesis: A Comprehensive Review of Diagnosis and Management": This article provides a detailed overview of gastroparesis, including diagnostic approaches, management strategies, and the role of gastric emptying studies.
2. "The Role of MRI in Assessing Gastric Motility": This article focuses on the application of MRI in evaluating gastric emptying and motility disorders.
3. "Scintigraphy in the Diagnosis of Gastric Emptying Disorders: A Practical Guide": A guide to using scintigraphy in evaluating gastric emptying, covering technical aspects and image interpretation.
4. "Dietary Interventions for Gastroparesis: Evidence-Based Recommendations": This article details the types of diet modifications used in gastroparesis management.
5. "Pharmacological Management of Delayed Gastric Emptying": This article explores the different medication options used to improve gastric emptying.
6. "Functional Dyspepsia: A Clinical Perspective": This article covers the clinical presentation, diagnosis, and treatment of functional dyspepsia, including motility aspects.
7. "Gastric Emptying Studies: Technical Aspects and Quality Assurance": This article focuses on the technical aspects of performing gastric emptying studies and ensuring quality.
8. "Advanced Image Analysis Techniques for Gastric Emptying Studies": This article explores the use of sophisticated image analysis software for quantifying gastric emptying.
9. "The Impact of Gastric Emptying Disorders on Quality of Life": This article discusses the effect of abnormal gastric emptying on patients' physical and psychological well-being.
| abnormal gastric emptying study images: 50 Gastrointestinal Cases and Associated Imaging Abdullah A Shaikh,, 2013-01-01 Medical students and junior doctors are an integral part of the healthcare system. On an academic gastroenterology service, they often initially evaluate the patients that are then staffed by the consulting physician. Like all clinical specialties, the acquisition of medical knowledge is required to gain expertise. There are several resources such as textbooks and evidence-based articles that are available for this purpose. Inspired from patient care, this book offers a fresh approach to clinical teaching. 50 Gastrointestinal Cases and Associated Imaging is a different kind of book. It encompasses a gamut of cases for which gastroenterologists are commonly consulted for in the hospital and outpatient setting. Each case is presented from initial history and workup including imaging (various modalities including endoscopy), followed by a brief discussion on management. Questions are presented to the reader in each case followed by an answer. Since each case is unique, the pertinent teaching points are tested in a question format within the case narrative. Similar to real-life scenarios, this helps the reader to retain the most important information. Why buy this book? Unlike listing facts as most review books do, teaching points are integrated into realistic clinical cases. Medical students to residents/registrars in internal medicine, emergency medicine, GI medicine, radiology and surgery would benefit from this book alike. Secondary audiences will include nurses and general practitioners who want to understand the presentation of common GI cases and associated imaging. Moreover, it could also be potentially used as a training tool – a valuable educational resource for senior colleagues who enjoy teaching. Finally, this book would make an excellent prerequisite prior to starting any gastroenterology rotation. |
| abnormal gastric emptying study images: Essentials of Nuclear Medicine Imaging Fred A. Mettler, Jr. MD, MPH, Milton J. Guiberteau, MD, FACR, FACNM, 2012-01-11 Essentials of Nuclear Medicine Imaging, by Drs. Fred A Mettler and Milton J Guiberteau, provides the practical and comprehensive guidance you need to master key nuclear imaging techniques. From physics, instrumentation, quality control, and legal requirements to hot topics such as sodium fluoride, radiopharmaceuticals, and recommended pediatric administered doses and guidelines, this sixth edition covers the fundamentals and recent developments in the practice of nuclear medicine. This excellent resource in nuclear medicine also features access to the full text online at www.expertconsult.com, high-quality images, and unknown case sets for self assessment. Get comprehensive coverage of key techniques such as PET/CT, cardiac-gated SPECT, and tumor-specific radionuclides, as well as Cerebrovascular System, Cardiovascular System, Conventional Neoplasm Imaging and Radioimmunotherapy, and Positron Emission Tomography Imaging. Reference practical clinical guidance at a glance from important Pearls and Pitfalls in each chapter and. helpful appendices including Injection Techniques, Pediatric Dosages, Non-radioactive Pharmaceuticals, and many more Assess your understanding with a section of Unknown Case Sets-expanded in this edition. Find information quickly and easily with a full-color format. Access the fully searchable text online at www.expertconsult.com. Apply the latest best practices thanks to extensive updates of clinical guidelines that reflect recent changes in the practice of nuclear medicine, including the use of sodium fluoride (F-18 FDG for infections and Na F-18 for skeletal imaging), suggested radiopharmaceuticals for imaging various types of tumors, and imaging procedures and new classification schemes for pulmonary embolism. Effectively use PET/CT in imaging neoplasms with coverage of the most current indications. Manage radition safety concerns using quality control procedures for hybrid imaging equipment, patient and radiation safety checklists for I-131 therapy for hyperthyroidism and thyroid cancer, and recommended pediatric administered doses and guidelines. Get a clear view of the current state of imaging from high-quality images - 35% new to this edition. A practical and comprehensive reference for nuclear medicine. |
| abnormal gastric emptying study images: Essentials of Nuclear Medicine and Molecular Imaging E-Book Fred A. Mettler, Milton J. Guiberteau, 2018-08-17 Covering both the fundamentals and recent developments in this fast-changing field, Essentials of Nuclear Medicine and Molecular Imaging, 7th Edition, is a must-have resource for radiology residents, nuclear medicine residents and fellows, nuclear medicine specialists, and nuclear medicine technicians. Known for its clear and easily understood writing style, superb illustrations, and self-assessment features, this updated classic is an ideal reference for all diagnostic imaging and therapeutic patient care related to nuclear medicine, as well as an excellent review tool for certification or MOC preparation. - Provides comprehensive, clear explanations of everything from principles of human physiology, pathology, physics, radioactivity, radiopharmaceuticals, radiation safety, and legal requirements to hot topics such as new brain and neuroendocrine tumor agents and hybrid imaging, including PET/MR and PET/CT. - Covers the imaging of every body system, as well as inflammation, infection and tumor imaging; pearls and pitfalls for every chapter; and pediatric doses and guidelines in compliance with the Image Gently and Image Wisely programs. - Features a separate self-assessment section on differential diagnoses, imaging procedures and artifacts, and safety issues with unknown cases, questions, answers, and explanations. - Includes new images and illustrations, for a total of 430 high-quality, multi-modality examples throughout the text. - Reflects recent advances in the field, including updated nuclear medicine imaging and therapy guidelines • Updated dosimetry values and effective doses for all radiopharmaceuticals with new values from the 2015 International Commission on Radiological Protection • Updated information regarding advances in brain imaging, including amyloid, dopamine transporter and dementia imaging • Inclusion of Ga-68 DOTA PET/CT for neuroendocrine tumors • Expanded information on correlative and hybrid imaging with SPECT/CT • New myocardial agents • and more. - Contains extensive appendices including updated comprehensive imaging protocols for routine and hybrid imaging, pregnancy and breastfeeding guidelines, pediatric dosages, non-radioactive pharmaceuticals used in interventional and cardiac stress imaging, and radioactivity conversion tables. |
| abnormal gastric emptying study images: Practical Gastroenterology V Balakrishnan, G Rajesh, 2016-05-31 This book is a practical guide to recent advances in the field of gastroenterology. This new edition has been fully revised and new topics added. Chapters cover the diagnosis and management of disorders in all areas of the gastrointestinal system. New to the second edition, are chapters on the latest modalities including nuclear medicine, positron emission tomography, and gastrointestinal manometry. Common geriatric and paediatric problems in gastroenterology have also been included in this edition. The book is enhanced by clinical photographs, illustrations and tables, many of which are new to this edition. Key Points New edition of practical guide to field of gastroenterology Fully revised, second edition with addition of many new topics and images Covers latest advances in imaging and treatment Previous edition published (9788180619083) in 2008 |
| abnormal gastric emptying study images: Pediatric Gastrointestinal Imaging and Intervention David A. Stringer, Paul S. Babyn, 2000 Here is the most comprehensive and authoritative work on radiologic diagnosis of pediatric gastrointestinal disorders. Packed with hundreds of outstanding clinical images, Pediatric Gastrointestinal Imaging and Intervention offers explicit, step-by-step instructions for performing and interpreting the latest diagnostic techniques. It discusses the imaging methods practitioners are likely to employ, including sonography, plain film and contrast radiography, endoscopy, CT, MRI, nuclear medicine, angiography, and interventional radiology. |
| abnormal gastric emptying study images: Steves' Review of Nuclear Medicine Technology Norman E. Bolus, Amy Byrd Brady, 2011 Rev. ed. of: Review of nuclear medicine technology / Ann M. Steves, Patricia C. Wells. 3rd ed. c2004. |
| abnormal gastric emptying study images: Gastrointestinal Motility Disorders Eytan Bardan, Reza Shaker, 2017-10-12 This guide focuses on the answers to patient questions that are frequently posed to providers who care for patients with GI motility disorders. Additionally, the text guides clinicians through the complicated diagnostic and therapeutic/management approaches to motility disorders, including common and specialized tests, drug initiation, medications side effects, and disease complications. Written by experts in the field, Gastrointestinal Motility Disorders: A Point of Care Clinical Guide is a valuable reference for busy clinicians who need the best evidence-based answers to patient questions at their fingertips. |
| abnormal gastric emptying study images: Radiology of the Stomach and Duodenum Alan H. Freeman, E. Sala, 2007-12-22 A number of imaging techniques, many of them complementary, are used in the investigation and treatment of disorders of the stomach and duodenum. Optimal patient treatment requires a thorough knowledge of the application of these techniques, as well as a sound understanding of pathology of the stomach and its presenting symptomatology. This well-illustrated book covers the various investigative methods in detail, discussing their advantages and disadvantages and explaining their role in specific settings. It will be of great value to both trainee and experienced radiologists, and should assist in promoting effective and judicious patient management. |
| abnormal gastric emptying study images: Nuclear Medicine and Molecular Imaging: The Requisites E-Book Janis P. O'Malley, Harvey A. Ziessman, 2020-05-20 Now in its 5th Edition, this outstanding volume in the popular Requisites series thoroughly covers the fast-changing field of nuclear medicine and molecular imaging. Ideal for residency, clinical rotations, and board review, this compact and authoritative volume by Drs. Janis O'Malley and Harvey Ziessman covers the conceptual, factual, and interpretive information you need to know for success on exams and in clinical practice. NEW to this edition: - More content on molecular imaging and the latest advances in clinical applications, including positron emission tomography (PET), SPECT/CT, PET/CT, and PET/MRI hybrid imaging. - Inclusion of newly approved tracers such as Ga68 DOTA, F-18 amyloid, and F-18 PSMA. - Expanded and integrated content on physics and non-interpretive aspects, including regulatory issues, radiation safety, and quality control. - Up-to-date applications of nuclear medicine in the endocrine, skeletal, hepatobiliary, genitourinary, pulmonary, gastrointestinal, central nervous, and cardiac systems, as well as PET applications for oncology. In the outstanding Requisites tradition, the 5th Edition also: - Summarizes key information with numerous outlines, tables, pearls, pitfalls, and frequently asked questions. - Focuses on essentials to pass the certifying board exam and ensure accurate diagnoses in clinical practice. - Helps you clearly visualize the findings you're likely to see in practice and on exams with nearly 200 full-color images. |
| abnormal gastric emptying study images: Medical Imaging - E-Book Elizabeth Carver, Barry Carver, Karen Knapp, 2021-05-28 The third edition of Carvers’ Medical Imaging supports radiography students to take a reflective, evidence-based approach that will enhance their practice. This important textbook comprehensively covers the full range of medical imaging methods and techniques in one volume, and discusses them in relation to imaging principles, radiation dose, patient condition, body area and pathologies. It encourages the student to critically analyse their work rather than simply carrying out tasks. The book has been updated by an impressive team of contributors to align with developments in both radiographic techniques and the role of the radiographer. It is an essential companion for students of BSc (Hons) diagnostic radiography, those undertaking a foundation degree in radiographic practice or bachelor of medicine, and postgraduates alike. Comprehensive, fully illustrated and well referenced discussion of all imaging techniques. Full image evaluation for radiographic examinations, including common errors New material on potential impact of errors on accuracy of the radiographic report New sections on preliminary clinical evaluation for projection radiography examinations, which prepares students for UK professional standards Section on cross infection implications (relevant post COVID-19) Includes imaging of children with suspected physical abuse |
| abnormal gastric emptying study images: Diagnostic Imaging: Nuclear Medicine E-Book Paige A Bennett, Umesh D Oza, 2015-10-13 A tactical guide for radiologists and nuclear medicine physicians, Diagnostic Imaging: Nuclear Medicine, Second Edition is practical, easy-to-use, and in-touch with the realities of multimodality diagnostic imaging. This comprehensive yet accessible reference addresses the most appropriate nuclear medicine options available to answer specific clinical questions within the framework of all imaging modalities. Sweeping updates include a complete reorganization, new differential diagnoses based on findings, and new chapters on physics and Nuclear Regulatory Commission guidelines. User-friendly bulleted text and a uniform chapter layout allow fast and effortless access to the crucial knowledge you need! Time-saving reference features include bulleted text, a variety of test data tables, key facts in each chapter, 2,000 full-color annotated images, and an extensive index Expanded coverage of the most important topics and trends in nuclear medicine including Recently revised radioactive iodine therapy guidelines for hyperthyroidism and thyroid cancer New bone tumor therapy radium-223 (currently indicated for treatment of painful bone metastases in prostate cancer) New I-123 ioflupane dopamine transporter imaging for diagnosis of parkinsonian syndromes F-18 PET/CT bone scan (particularly its indication for nonaccidental trauma in children) Meticulous updates throughout reflect the latest advances as well as all study guide topics listed for the new American Board of Radiology exam, including physics and Nuclear Regulatory Commission guidelines Expert Consult eBook version included with purchase allows you to search all of the text, figures, and references from the book on a variety of devices |
| abnormal gastric emptying study images: Radiology-Nuclear Medicine Diagnostic Imaging Ali Gholamrezanezhad, Majid Assadi, Hossein Jadvar, 2023-07-03 Radiology-Nuclear Medicine Diagnostic Imaging “p>Radiology-Nuclear Medicine Diagnostic Imaging: A Correlative Approach provides in-depth guidance on applying the principles of radiologic-nuclear medicine correlation to the interpretation of imaging for diagnostic, prognostic, and predictive indications. Describing the clinical implications of all major imaging modalities, this comprehensive professional reference offers one-stop coverage of the common diagnostic applications encountered by nuclear medicine physicians and radiologists in day-to-day practice. The book develops the nuclear diagnostic skills necessary to interpret combined imaging modalities and correlate radiologic findings using a disease and organ-based approach to radiologic interpretation. Thematically organized sections explore a variety of pathologies including diseases of the head and neck, gastrointestinal tract, and pulmonary, endocrine, and central nervous system. Written by internationally recognized experts, this important resource: Helps physicians better understand the clinical and treatment implications of diseases with characteristic radiologic appearances Includes detailed descriptions of nuclear medicine presentations of diseases of most organ systems combined with radiologic correlation Explains refinement of differential diagnoses in various organ systems based on specific imaging features Demonstrates how to correlate scintigraphy and PET images with radiography, CT, MRI, and other imaging techniques Includes a timely review of the application of nuclear medicine-radiology correlative imaging in research Features practical, hands-on clinical imaging references, and more than 600 color illustrations and high-resolution images throughout Radiology-Nuclear Medicine Diagnostic Imaging: A Correlative Approach is a must-have for both trainee and experienced radiologists, nuclear medicine physicians, and specialist nurses. |
| abnormal gastric emptying study images: The Pathophysiologic Basis of Nuclear Medicine Abdelhamid H. Elgazzar, 2014-09-01 This book, now in its third edition, aims to promote a deeper understanding of the scientific and clinical basis of nuclear medicine and the new directions in medical imaging. The new edition has been revised and updated to reflect recent changes and to ensure that the contents are in line with likely future directions. The book starts by providing essential information on general pathophysiology, cell structure and cell biology as well as the mechanisms of radiopharmaceutical localization in different tissues and cells. The clinical applications of nuclear medicine are then presented in a series of chapters that cover every major organ system and relate the basic knowledge of anatomy, physiology and pathology to the clinical utilization of various scintigraphic modalities. The therapeutic applications of nuclear medicine are discussed in a separate chapter, and the final chapter is devoted to the biologic effects of ionizing radiations, including radiation from medical procedures. |
| abnormal gastric emptying study images: Clinical Nuclear Medicine Hans-Jürgen Biersack, Leonard M. Freeman, 2008-01-03 This work has true international scope, being a unique European/American joint venture that focuses on the state of the art in both diagnostic and therapeutic radionuclide methodology. Pertinent clinical applications are emphasized rather than attempting to cover everything included in the several large comprehensive texts available in our field. This practical approach should make it an essential guide to nuclear medicine physicians, technologists, students and interested clinicians alike. |
| abnormal gastric emptying study images: Clark’s Procedures in Diagnostic Imaging A Stewart Whitley, Jan Dodgeon, Angela Meadows, Jane Cullingworth, Ken Holmes, Marcus Jackson, Graham Hoadley, Randeep Kulshrestha, 2020-01-06 Bringing together conventional contrast media studies, computed tomography, ultrasound, magnetic resonance imaging, radionuclide imaging including hybrid imaging using SPECT-CT and PET-CT, DXA studies and digital interventional procedures into one volume, this definitive book is the essential source of information on the use and application of these imaging modalities in radiography. Taking a systemic anatomical approach, carefully designed to be clear and consistent throughout and mirroring that in the popular and established textbook Clark’s Positioning in Radiography, each chapter is highly illustrated and contains sections detailing anatomy, pathologic considerations, procedure methodology, and an evaluation of recommended imaging modalities. Reflecting the latest clinical imaging pathways and referral guidelines including IR(ME)R 2017, the Map of Medicine and RCR iRefer (8E), Clark’s Diagnostic Imaging Procedures will quickly become established as the standard textbook for students of radiography and radiographer assistant trainees and an invaluable desk reference for practising radiologists. |
| abnormal gastric emptying study images: Gastrointestinal Nuclear Imaging Michael G. Velchik, Abass Alavi, 1988 This text is designed to provide gastroenterologists with a concise but comprehensive current review of gastrointestinal nuclear medicine. It familiarizes clinicians with state-of-the-art nuclear medicine techniques; and the circumstances under which they should be used. |
| abnormal gastric emptying study images: A Medication Guide to Internal Medicine Tests and Procedures, E-Book Gregory J. Hughes, 2021-07-08 Offering a unified resource for both clinicians and pharmacists, A Medication Guide to Internal Medicine Tests and Procedures provides concise, focused answers to common medication questions before, during, and after internal medicine tests and procedures. Co-authored by experienced physicians and clinical pharmacists, this unique, time-saving reference brings together essential information for healthcare providers and students in a convenient, highly templated, pocket-sized book. - Addresses the many medication questions surrounding 54 of the most commonly used tests and procedures. - Ensures proper peri-procedural management by addressing what medications need to be administered or held ahead of a specific test. - Provides foundational guidance on the diagnostic process, anticoagulation and glycemic management in the periprocedural period, and anesthesia, followed by highly templated chapters arranged alphabetically by procedure name. - Includes brief descriptions of tests, how they are performed, and common findings. - Helps readers avoid interference with tests and unnecessary adverse effects, optimizing patient outcomes. - Enhanced eBook version included with purchase. Your enhanced eBook allows you to access all of the text, figures, and references from the book on a variety of devices. |
| abnormal gastric emptying study images: GI/Liver Secrets Plus: First South Asia Edition - E-book Peter R. McNally, 2016-07-28 Stay up to date on today's most common GI and liver disorders and their management with GI/Liver Secrets Plus. This enhanced medical reference book is an excellent resource for understanding the physiology and therapy in hepatic and digestive disease. Whether preparing for an exam or quickly checking a clinical question, the user-friendly Secrets Series® style makes this book a valuable addition to your library! - Easily locate important information with bulleted lists, tables, boxes, short answers, and a highly detailed index to expedite reference. - Access a broad range of topics that focus on all of today's most common GI and liver disorders and their management. |
| abnormal gastric emptying study images: Blueprints Radiology Alina Uzelac, Ryan W. Davis, 2006 The Second Edition of Blueprints Radiology covers the essentials that students need to know on rotations and while preparing for the USMLE. The thoroughly updated and greatly expanded Second Edition features coverage of the most common conditions encountered on the wards. This edition includes new chapters on interventional radiology and nuclear medicine and places greater emphasis on classic radiological findings and pearls. The high-quality images include an increased number of CTs, MRIs, and x-rays. Seventy-five brand new board-format questions, with detailed answer explanations, are included. This edition now includes evidence-based resources. |
| abnormal gastric emptying study images: Diagnostic Radiology: Pediatric Imaging Arun Kumar Gupta, Anju Garg, Manavjit Singh Sandhu, 2020-12-31 This manual is a comprehensive guide to radiological imaging for the diagnosis of diseases and disorders in children. The fourth edition has been fully revised and features many new topics, providing the latest advances in the field. Divided into 35 chapters, the book covers all the main imaging modalities – CT, MRI, ultrasound and digital radiography, and their use in the diagnosis of disorders in different body systems. Numerous radiological images, tables and boxes further enhance the extensive text. Key points Comprehensive guide to radiological imaging in children Fully revised, fourth edition, featuring many new topics and latest advances Covers all the main imaging modalities accompanied by radiological photographs, tables and boxes Previous edition (9789350252055) published in 2011 |
| abnormal gastric emptying study images: The SAGES Manual of Physiologic Evaluation of Foregut Diseases Ankit D. Patel, Amir Aryaie, Jayleen Grams, Leena Khaitan, 2023-10-12 Esophageal and gastric pathology are challenging, and the underlying physiology is complex. Advanced diagnostic testing is extensive, and the results can often be difficult to interpret. The impact of these findings on tailored treatment modalities has evolved as a result. This manual is therefore designed to present a comprehensive review of the various esophageal and gastric functional pathologies, diagnostic modalities and treatment options. Chapters included here focus on challenging functional pathologies encountered by both gastroenterologists and surgeons. Diagnostic modalities that are currently available are discussed, with accompanying deep analysis of the potential results. Within each chapter, clinical scenarios, testing/treatment options and a review of the literature for each option are included. Chapters will also focus on how to collaborate between specialties and develop a complex GI motility center, as well as the effect of common prior procedures on subsequent physiologic findings. No comprehensive resource currently exists that discusses the physiologic evaluation of foregut diseases, and none present an algorithmic approach to the management of these scenarios. This unique manual addresses and provides guidance to the approach, geared towards both gastroenterologists and surgeons. |
| abnormal gastric emptying study images: Yamada's Textbook of Gastroenterology, 3 Volume Set Timothy C. Wang, Michael Camilleri, Benjamin Lebwohl, Kenneth K. Wang, Anna S. Lok, Gary D. Wu, William J. Sandborn, 2022-05-31 YAMADA’S Textbook of Gastroenterology For over 25 years, Yamada’s Textbook of Gastroenterology has been the most comprehensive gastroenterology reference book, combining an encyclopedic basic science approach to GI and liver disease with the latest clinical thinking, especially in diagnostic and therapeutic developments. It is universally respected across the globe. The original outstanding editorial team was led by Tadataka Yamada, MD, one of the world’s leading figures in GI research. This seventh edition of the Textbook features a new set of Editors-in-Chief and a new team of Associate Editors. This new editorial team has made substantial changes and updates to the Textbook, with a greater focus on the human microbiome, obesity, bariatric endoscopy and aging, along with consolidation of many older chapters. Led by Professor Michael Camilleri and Professor Timothy C. Wang, a stellar group of associate editors have once again combined with authors in their respective fields to communicate their vast fund of knowledge and experience to make the 7th edition of this iconic textbook the most comprehensive ever published. |
| abnormal gastric emptying study images: Pediatric Neurogastroenterology Christophe Faure, Nikhil Thapar, Carlo Di Lorenzo, 2016-11-25 This volume provides a comprehensive and up-to-date theoretical review and practical guide on pediatric gastrointestinal motility and functional disorders. The latest edition includes extensively revised and new chapters to reflect the rapidly growing field of pediatric neurogastroenterology. New topics covered include neurobiology of pain in children, functional oropharyngoesophageal assessment, dysautonomia, and psychotropic drugs. The text also features instructive illustrations, photographs, and tables. Written by world-renown experts in the field, Pediatric Neurogastroenterology: Gastrointestinal Motility and Functional Disorders in Children, Second Edition is a valuable resource for pediatric gastroenterologists, adult gastroenterologists, pediatricians, and all professionals involved in the treatment and management of children with such disorders. |
| abnormal gastric emptying study images: Gastroparesis Henry P. Parkman, Richard W. McCallum, 2011-10-05 Gastroparesis is an increasingly recognized disorder. Treatment can be difficult due to the several mechanisms for symptom production. Gastroparesis: Pathophysiology, Presentation and Treatment serves as a concise reference on this disorder that allows clinicians to quickly access and evaluate the necessary information for treating and managing patients with gastroparesis. Each chapter is written by experts in their respective area. The volume will enable the reader to better understand all aspects of this disorder. The book presents current concepts in a variety of areas opening with the epidemiology, clinical presentation and pathophysiology of gastroparesis. The natural history of patients is explored as well as evaluation of patients with suspected gastroparesis. This section includes chapters on Wireless Capsule Motility, Electrogastrography and Antroduodenal Manometry. This important resource concludes with a full section on treatment including dietary, prokinetic, antiemetic, sensory, electric stimulation, and surgical methods. New developments include the use of gastric electric stimulation for treatment, the use of SmartPill for diagnosis, and a number of new agents in development for this disorder. Gastroparesis: Pathophysiology, Presentation and Treatment is the ideal reference for gastroenterologists, and also for surgeons, endocrinologists, primary care physicians and nutritionists looking to keep pace with the latest information treatment options for their patients. |
| abnormal gastric emptying study images: Diagnostic Imaging: Nuclear Medicine E-Book Paige Bennett, 2020-11-03 Covering the entire spectrum of this fast-changing field, Diagnostic Imaging: Nuclear Medicine, third edition, is an invaluable resource for nuclear medicine physicians, general radiologists, and trainees—anyone who requires an easily accessible, highly visual reference on today's rapidly changing nuclear medicine therapies. Updated throughout, it addresses the most appropriate nuclear medicine options available to answer specific clinical questions within the framework of all imaging modalities, making this edition a useful learning tool as well as a handy reference for daily practice. - Reflects recent advances in the field with information on new guidelines, new imaging protocols and equipment, and new radiotracers —including I-131 therapy for thyroid cancer; new tracers for PET/CT for prostate cancer, carcinoid tumor, pancreatic neuroendocrine tumors, and many more; new procedures for GI motility; new SPECT/CT protocols for sentinel lymph node mapping, parathyroid adenoma, pulmonary embolism, and more - Contains new chapters on approach to nuclear medicine therapy, Lu-177 Dotatate therapy for SRS positive tumors, Lu-177 PSMA therapy for prostate cancer, GFR Analysis, pulmonary carcinoid tumor, meningioma, and pediatric CNS and neuroendocrine tumors - Details new targeted nuclear medicine therapies, including theranostics: using one radioactive drug to diagnose and a second radioactive drug to deliver therapy to treat a main tumor and any metastatic tumors - Features more than 1,500 high-quality images, many new or updated, including pediatric imaging, oncology imaging, radiology images, full-color drawings and illustrations, and 3D renderings - Covers the physics behind nuclear medicine with safety considerations for both patients and radiologists - Uses bulleted, succinct text and highly templated chapters to help you make informed decisions at the point of care |
| abnormal gastric emptying study images: Gastroenterology and Hepatology Nicholas Joseph Talley, Isidore Segal, Martin D. Weltman, 2008 The book will aim to provide a simple, practical management approaches rather than detailed disease information. It will have a problem-based focus concentrating on providing management solutions in emergency situations where clinicians have limited time. There will also be detailed chapters on preparing patients for procedures, such as endoscopy and biopsy. Accessible practical pocketbook format Problem based approach to clinical management |
| abnormal gastric emptying study images: Radiology Review Manual Wolfgang Dähnert, 2011-12-21 The #1 radiology board review is now in its thoroughly updated new Seventh Edition! Through six editions and translated into several foreign languages, Dr. Dähnert's Radiology Review Manual has helped thousands of readers prepare for—and successfully complete—their written boards. It's organized by body region and provides extensive lists of image findings and differential diagnoses that are associated with specific disease entities. An accessible outline format, a shorthand style, and a thorough index make must-know facts and trivia easy to find, review, and remember. All chapters have been thoroughly updated with the information relevant to the practice of general radiology. Also included is a new companion website, which includes fully searchable text and images. |
| abnormal gastric emptying study images: Pediatric Nuclear Medicine and Molecular Imaging S.Ted. Treves, 2014-05-16 This pioneering book, now in its fourth edition, presents the cutting-edge developments in pediatric nuclear medicine. Thoroughly revised and updated, it retains the fundamentals that anchor the book’s distinguished reputation and includes the latest advances in PET/CT, SPECT, hybrid imaging, and molecular imaging. Pediatric Nuclear Medicine and Molecular Imaging, Fourth Edition, is an excellent resource for nuclear medicine physicians, diagnostic radiologists, pediatricians, and residents and fellows. The Fourth Edition features: · 16 new chapters, including PET and PET/CT in Children and Young Adults; Lymphoscintigraphy; Skeletal Scintigraphy; Neuroblastoma; Lymphomas and Lymphoproliferative Disorders; Functional Imaging of Pediatric Musculoskeletal Tumors; Solid Tumors in Childhood; Pediatric Molecular Imaging; Combined PET/MRI in Childhood; Radiation Exposures; Radiation Protection in Pediatric Nuclear Medicine; and Dose Optimization in Pediatric Nuclear Medicine. · Discussion of the use of image fusion and hybrid imaging in children. · Strategies for communicating potential radiation risk to patients, families and members of the healthcare team. · Methods to optimize pediatric radiopharmaceutical administered doses and improve image quality. S. Ted Treves, MD, is Professor of Radiology at Harvard Medical School, Founder and Former Chief, Division of Nuclear Medicine and Molecular Imaging, Ch ildren’s Hospital Boston (1970-2011). In 2013, he received the Society of Nuclear Medicine and Molecular Imaging’s Georg Charles de Hevesy Nuclear Pioneer Award for outstanding contributions to the field of Nuclear Medicine. |
| abnormal gastric emptying study images: Oxford Handbook of Clinical and Laboratory Investigation Drew Provan, 2018-02-09 With major advances in technology there are thousands of clinical and laboratory tests available, forming a key part of the diagnostic process in the highly complex field of modern medicine. This handbook provides a patient-orientated approach to investigation, with a comprehensive review of specialty-related tests. Written in the Oxford Handbook style, this book features references and up-to-date website links for extra clinical detail. This new edition has been revised to include the most recent developments in investigatory tests, with clear step-by-step instructions and updated illustrations to provide greater clarifying background to the text. Written by an experienced team of active clinicians, this is invaluable for junior doctors as a quick reference, as well as senior medical students preparing for examinations. |
| abnormal gastric emptying study images: Mosby's® Diagnostic and Laboratory Test Reference - E-Book Kathleen Deska Pagana, Timothy J. Pagana, Theresa Noel Pagana, 2022-09-06 **Selected for Doody's Core Titles® 2024 with Essential Purchase designation in Laboratory** Perform today's important lab tests safely and accurately! With test entries organized the way you'll use them, Mosby's® Diagnostic & Laboratory Test Reference makes it fast and easy to look up current testing information. Concise monographs are arranged alphabetically and include vital information such as the type of test, alternate or abbreviated test names, test explanation, normal and abnormal findings, possible critical values, contraindications, potential complications, interfering factors, and guidelines to patient care before, during, and after the test. From the experienced author team of Kathleen Deska Pagana, Timothy J. Pagana, and Theresa Noel Pagana, this bestselling handbook offers a compact size, durable cover, and A-to-Z thumb tabs for quick reference while on the job. - Alphabetically organized tests offer quick reference with A-to-Z thumb tabs. - Each test entry begins on a new page, making tests easy to find. - User's Guide to Test Preparation and Procedures provides an overview and guidelines for each type of laboratory test and diagnostic procedure to ensure that each is performed accurately and safely, and to prevent having to repeat a test due to an error. - Normal findings for adult, elderly, and pediatric patients are included where applicable. - Abnormal findings are highlighted with directional arrows, and are now alphabetized for fast reference. - Possible critical values are highlighted to alert you to situations requiring immediate intervention. - Icons for drug-related interfering factors alert you to the effects of pharmacologic agents on tests. - Icons for patient teaching-related care indicate information that should be shared with patients and their families. - Abbreviations for diagnostic and laboratory tests are provided inside the back cover, and appendices list blood tests used for disease and organ panels as well as symbols and units of measurement. - Appendix with lists of tests by body system and by type allow you to quickly locate related studies. - Inside front cover includes pages with easy-to-find information on common reference ranges for healthy adults, routine blood testing, and routine urine testing. - Durable cover with rounded edges makes this manual ideal for use in the practice setting. - NEW! Thirteen new monographs cover the latest tests and procedures; 11 outdated monographs are removed. - NEW! Updated content reflects the latest research relating to accuracy of testing, diagnostic values of results, and patient care and education for each test. |
| abnormal gastric emptying study images: Handbook of Gastrointestinal Motility and Functional Disorders Satish Rao, Henry Parkman, Richard McCallum, 2024-06-01 Handbook of Gastrointestinal Motility and Functional Disorders is a user-friendly handbook that reviews the latest and most up-to-date information on the evaluation of symptoms and diagnostic tests of GI motility and functional GI disorders and a practical approach on how to treat these disorders. Each chapter is written by an international expert in the field who was carefully chosen for his or her renowned scientific and clinical expertise. The book brings together the essence of science and art in the practice of neurogastroenterology and GI motility. The chapters are enriched with algorithms, tables, and figures to enhance learning and readability. Each chapter follows a specific outline; chapters on symptoms follow the format of definition, pathophysiology, and evaluation of the symptoms, whereas the chapters on specific disorders follow the format of definition, diagnosis, and treatment. This allows for quick reading of the various chapters and to gain up-to-date knowledge of the topic. Each chapter also includes extensive color pictures and illustrations of each test involved and descriptions of how to perform and interpret the motility tests that are incorporated into patient care decisions. Handbook of Gastrointestinal Motility and Functional Disorders by Drs. Satish S. C. Rao, Henry P. Parkman, and Richard W. McCallum will be useful for practicing physicians, junior academicians, GI fellows, young faculty, motility laboratory personnel, surgeons, internists, physician assistants, family practitioners, and nurse practitioners who all encounter the common problems of dysphagia, heartburn, nausea, vomiting, abdominal pain, irritable bowel syndrome, constipation, and fecal incontinence in their daily practice. The update on management and therapy completes the Handbook of Gastrointestinal Motility and Functional Disorders and explains how to integrate this diagnostic information into decision making, and how to translate this to day-to-day patient care. |
| abnormal gastric emptying study images: Nuclear Medicine and Molecular Imaging - E-Book David Gilmore, Kristen M. Waterstram-Rich, 2022-08-22 Nuclear Medicine and Molecular Imaging - E-Book |
| abnormal gastric emptying study images: Bontrager's Textbook of Radiographic Positioning and Related Anatomy - E-Book John Lampignano, Leslie E. Kendrick, 2020-09-13 Get the information and guidance you need to become proficient in positioning with Bontrager's Textbook of Radiographic Positioning and Related Anatomy, 10th Edition. With a very easy-to-follow organization, this comprehensive text focuses on nearly 200 of the most commonly requested projections to ensure you master what's expected of an entry-level practitioner. And with Bontrager's user-friendly format featuring one projection per page — with bulleted information on the left side of the page and positioning photos, radiographic images, and anatomical drawings aligned on the right — you'll be able to quickly and easily visualize anatomy and master positioning. - Labeled radiographs (radiographic overlays) identify key radiographic anatomy and landmarks to help students recognize anatomy and determine if they have captured the correct diagnostic information on images. - Positioning chapters organized with one projection per page present a manageable amount of information in an easily accessible format. - Unique page layout with positioning photos, radiographic images, and radiographic overlays is presented side-by-side with the text explanation of each procedure to facilitate comprehension and retention. - Clinical Indications features list and define pathologies most likely to be encountered during procedures to help students understand the whole patient and improve their ability to produce radiographs that make diagnosis easy for the physician. - Evaluation Criteria content on positioning pages describes the evaluation/critique process that should be completed for each radiographic image. - Pediatric, Geriatric, and Bariatric Patient Considerations are provided to prepare technologists to accommodate unique patient needs. - Emphasis on radiation safety practices provides recommendations important for clinical practice. - NEW! Updated photographs visually demonstrate the latest digital technology used in radiography with new radiographs, positioning, and equipment images. - UPDATED! The latest ARRT competencies and ASRT curriculum guidelines are incorporated to prepare students for boards and clinical practice. - NEW! Erect positions have been added throughout the text to reflect current practice. - NEW! New Bernageau and Zanca projections have been included to keep students on top of these projections performed for shoulder pathology and trauma. - UPDATED! Critique section at the end of chapters tests students' understanding of common positioning and technical errors found in radiographs. Answer keys are provided for instructors on the Evolve website. - UPDATED! Expanded content on fluoroscopy has been included to keep students up to date on the latest information. |
| abnormal gastric emptying study images: Textbook of Radiographic Positioning and Related Anatomy John Lampignano, Leslie E. Kendrick, 2024-02-16 **Selected for Doody's Core Titles® 2024 in Radiologic Technology**Gain the knowledge and skills you need to succeed as a radiologic technologist! Textbook of Radiographic Positioning and Related Anatomy, 11th Edition provides the essential information that you need to perform hundreds of radiographic procedures and produce clear, diagnostic-quality images. Easy-to-follow guidelines help you learn anatomy and positioning and minimize imaging errors. In fact, each positioning page spotlights just one projection, with bulleted information on the left side of the page and positioning photos, anatomical drawings, and correctly positioned and correctly exposed radiographic images on the right. Written by imaging experts John P. Lampignano and Leslie E. Kendrick, this book also provides excellent preparation for the ARRT® certification examination. - Labeled radiographs (radiographic overlays) identify key radiographic anatomy and landmarks to help you recognize anatomy and determine if you have captured the correct diagnostic information on images. - Coverage of the latest ARRT® content specifications and ASRT curriculum guidelines prepares you for certification exams and for clinical practice. - Display of just one projection per page in Positioning chapters presents a manageable amount of information in an easily accessible format. - Positioning pages for projections show positioning photographs plus radiographic and anatomy-labeled images side-by-side on a single page with written summaries of topics such as clinical indications, technical factors, patient and body part positions, recommended collimation field size, and evaluation criteria. - Clinical Indications sections on positioning pages summarize conditions or pathologies that may be demonstrated by structures or tissues in an examination or projection. - Evaluation Criteria on positioning pages describe the evaluation/critique process that should be completed for each radiographic image. - Pediatric, Geriatric, and Bariatric Patient Considerations help you accommodate unique patient needs. - Critique images at the end of positioning chapters test your understanding of common positioning and technical errors found in radiographs. - Review questions are provided on the Evolve website. - NEW! Updated photographs visually demonstrate the latest digital technology used in radiography with new radiographs as well as images of positioning and new equipment. - NEW! The latest ARRT content specifications and ASRT curriculum guidelines prepare you for certification exams and for clinical practice. - NEW! Updated radiographic projections have been reviewed and recommended by orthopedists, radiologists, educators, and technologists. - NEW! Expanded information on the bariatric patient is included, and coverage of outdated technology and positions is eliminated. |
| abnormal gastric emptying study images: Nuclear Medicine and PET/CT Paul Christian (CNMT.), Paul E. Christian, Kristen M. Waterstram-Rich, 2007 Provides a general update of all chapters, a new chapter on CT physics and instrumentation, and a revised focus to the increasingly important PET/CT systems. All aspects of nuclear medicine are explored, with a focus on pertinent anatomy and physiology and a discussion of each procedure in relation to the specific use of radiopharmaceuticals and instruments required. |
| abnormal gastric emptying study images: Fundamentals of Diagnostic Radiology William E. Brant, Clyde A. Helms, 2012-03-20 This fully revised edition of Fundamentals of Diagnostic Radiology conveys the essential knowledge needed to understand the clinical application of imaging technologies. An ideal tool for all radiology residents and students, it covers all subspecialty areas and current imaging modalities as utilized in neuroradiology, chest, breast, abdominal, musculoskeletal imaging, ultrasound, pediatric imaging, interventional techniques and nuclear radiology. New and expanded topics in this edition include use of diffustion-weighted MR, new contrast agents, breast MR, and current guidelines for biopsy and intervention. Many new images, expanded content, and full-color throughout make the fourth edition of this classic text a comprehensive review that is ideal as a first reader for beginning residents, a reference during rotations, and a vital resource when preparing for the American Board of Radiology examinations. More than just a book, the fourth edition is a complete print and online package. Readers will also have access to fully searchable content from the book, a downloadable image bank containing all images from the text, and study guides for each chapter that outline the key points for every image and table in an accessible format—ideal for study and review. This is the 1 volume set. |
| abnormal gastric emptying study images: Esophagitis and Gastritis Vincenzo Neri, Monjur Ahmed, 2021-12-22 This book provides a comprehensive overview of esophagitis and gastritis and the many manifestations of these conditions. Chapters cover such topics as gastroduodenal ulcers, infectious pathologies of the esophagus, gastrointestinal pathophysiological testing for upper GI disorders, and more. |
| abnormal gastric emptying study images: Nuclear Medicine and PET/CT - E-Book Paul E. Christian, Kristen M. Waterstram-Rich, 2013-08-09 A comprehensive guide to procedures and technologies, Nuclear Medicine and PET/CT: Technology and Techniques provides a single source for state-of-the-art information on all aspects of nuclear medicine. Coverage includes relevant anatomy and physiology and discusses each procedure in relation to the specific use of radiopharmaceuticals and the instruments required. Edited by experts in nuclear imaging and PET/CT, Paul E. Christian and Kristen M. Waterstram-Rich, this edition has a new chapter on MRI as it relates to nuclear medicine and includes practical, step-by-step instructions for procedures. PET/CT focus with hybrid PET/CT studies in several chapters provides cutting-edge information that is especially beneficial to working technologists. CT Physics and Instrumentation chapter introduces CT as it is applied to PET imaging for combined PET/CT studies. Authoritative, comprehensive resource conveys state-of-the-art information, eliminating the need to search for information in other sources. Foundation chapters cover basic math, statistics, physics, instrumentation, computers, lab science, radiochemistry, and pharmacology, allowing you to understand how and why procedures are performed. Accessible writing style and approach to basic science subjects simplifies topics, progressing from fundamentals to more complex concepts. More than 50 practice problems in the math and statistics chapter let you brush up on basic math skills, with answers provided in the back of the book. Key terms, chapter outlines, learning objectives, and suggested readings help you organize your study. A table of radionuclides used in nuclear medicine and PET is provided in the appendix for quick reference. A glossary provides definitions of key terms and important concepts. High-profile editors and contributors come from a variety of educational and clinical settings, providing a broad philosophic and geographic perspective. New MRI Physics, Instrumentation and Clinical Introduction chapter provides important background on MRI and its relationship with nuclear medicine. Procedures boxes in body systems chapters provide step-by-step descriptions of clinical procedures. Updates and revisions keep you current with the latest advances. Expanded 16-page color insert includes more diagnostic images demonstrating realistic scans found in practice. |
| abnormal gastric emptying study images: Nuclear Medicine Textbook Duccio Volterrani, Paola Anna Erba, Ignasi Carrió, H. William Strauss, Giuliano Mariani, 2019-08-10 Building on the traditional concept of nuclear medicine, this textbook presents cutting-edge concepts of hybrid imaging and discusses the close interactions between nuclear medicine and other clinical specialties, in order to achieve the best possible outcomes for patients. Today the diagnostic applications of nuclear medicine are no longer stand-alone procedures, separate from other diagnostic imaging modalities. This is especially true for hybrid imaging guided interventional radiology or surgical procedures. Accordingly, today’s nuclear medicine specialists are actually specialists in multimodality imaging (in addition to their expertise in the diagnostic and therapeutic uses of radionuclides). This new role requires a new core curriculum for training nuclear medicine specialists. This textbook is designed to meet these new educational needs, and to prepare nuclear physicians and technologists for careers in this exciting specialty. |
| abnormal gastric emptying study images: Schuster Atlas of Gastrointestinal Motility in Health and Disease Marvin Meier Schuster, Michael D. Crowell, Kenneth L. Koch, 2002 The accompanying disc contains the complete text and illustrations of the book in fully searchable PDF files. |
Procedure Guideline for Adult Solid-Meal Gastric-Emptying …
A repeat of the gastric-emptying study after a change in symptoms or therapy may be helpful for monitoring changes in motility. G. Processing 1. An ROI is drawn around the activity in the …
Gastric Emptying Scintigraphy - Journal of Nuclear Medicine …
GES measures normal, delayed, or accelerated rate of emptying. The goal of testing is to identify patients with gastric motility problems who will benefit from either proki-netic drugs or other …
Division of Nuclear Medicine Procedure / Protocol
Medications that delay gastric emptying, such as opiates or antispasmodic agents, should generally also be stopped 2 days before testing. Some other medications that may have an …
Clinical Protocol: Gastric Emptying - Solid - UT Southwestern …
Reviewed/Revised: 06/2020 Gastric Emptying - solid • Blood glucose level 200mg/dl or less at the time of the study, following Society of Nuclear Medicine and Molecular Imaging guideline for …
Gastric Emptying Liquid for Reflux and Aspiration - University …
• For gastric emptying studies without or with reflux, consult with the radiologist about appropriate liquid (typically formula or Pediasure depending on the patient’s age) and volume. Total volume …
Radionuclide gastric emptying scintigraphy in patients with …
the assessment of gastroparesis is radionuclide gastric emptying scintigraphy (GES). The aim of this study was to evaluate the added benefit of performing GES in patients with suspected …
NM GASTRIC EMPTYING - gallbladdercancer.org
Markedly abnormal solid-phase gastric emptying study. There is pronounced retention of activity within the stomach on imaging up to 4 hours post meal consumption, suggesting severe …
Gastric Emptying Study - The Ottawa Hospital
What is a gastric emptying study? A Gastric Emptying Study is a test to determine the time it takes a meal to move through a person’s stomach. Since this test follows the digestive …
British Nuclear Medicine Society Clinical Guidelines for Gastric …
Gastric emptying protocols There are two validated protocols, which can be used for detailed gastric emptying studies: A. Solid gastric emptying using standardised semi-solid meal …
Gastrointestinal Motility, Part 1: Esophageal Transit and …
motor disorders and abnormal gastric motility; (2) the proper methodology for performing esophageal transit and gastric emptying scintigraphy; and (3) the proper image interpretative …
Gastric emptying study - Benson Radiology
Dec 12, 2016 · What is a gastric emptying study? This scan is designed to investigate the movements of solids from your stomach to your bowel. You will be required to fast from food, …
Radionuclide Gastric Emptying: Correlation Between the …
results. Two patients had abnormal delayed gastric emptying on anterior measurements only. Eleven other patients (8%) had abnormal gastric emptying (five delayed, six rapid) only by the …
Patient Information on Gastric Emptying Scintigraphy
Aug 15, 2005 · Description of the Gastric Emptying Test: • For this test, you will be asked to eat a meal which consists of 2 scrambled eggs on toast together with water. The meal has been …
Gastric emptying scintigraphy - Agency for Clinical Innovation
It is the primary test for the diagnosis of abnormal gastric emptying. This guide aims to standardise the technique used for gastric emptying scintigraphy; optimise clinical practice; and …
Pediatric Solid Gastric Emptying Scintigraphy: Normative …
Gastric emptying scintigraphy is an important, noninvasive technique used to directly assess gastric motility in the pediatric population (58) and provides a physio- points (11,12), and …
Michalis F Georgiou-Optimal timing of imaging in gastric …
Objective: The purpose of this study was to evaluate a standard 4-h imaging protocol for gastric em- ptying scintigraphy (GES) in detecting delayed gastric emptying (GE). Subjects and …
Gastric Emptying in Patients With Diabetes Mellitus
We evaluated whether chronic nausea and vomiting in diabetic patients correlate with abnormal gastric emptying of liquid or solid, or both liquid and solid, radiolabeled meals and recorded the …
Clinical Intervention for Quality Improvement of Gastric …
Prompted by clinical concerns for false-negative tests, we implemented a clinical intervention consisting of a training session and an image-based verification procedure to docu-ment …
Electrogastrography: a document prepared by the gastric …
Electrogastrography (EGG) is a technique for recording gastric myoelectrical activity using cutaneous elec-trodes placed on the anterior abdominal wall overlying the stomach.
GASTRIC EMPTYING STUDY - ARA Diagnostic Imaging
• Any unusual findings – abnormal esophageal retention, hiatal hernia, fundal wrap, lack of fundic accommodation, evidence of retained food particles. Meal consists of labeled Egg Beaters or …
Procedure Guideline for Adult Solid-Meal Gastric-Emptying …
A repeat of the gastric-emptying study after a change in symptoms or therapy may be helpful for monitoring changes in motility. G. Processing 1. An ROI is drawn around the activity in the entire …
Gastric Emptying Scintigraphy - Journal of Nuclear Medicine …
GES measures normal, delayed, or accelerated rate of emptying. The goal of testing is to identify patients with gastric motility problems who will benefit from either proki-netic drugs or other …
Division of Nuclear Medicine Procedure / Protocol
Medications that delay gastric emptying, such as opiates or antispasmodic agents, should generally also be stopped 2 days before testing. Some other medications that may have an effect on the …
Clinical Protocol: Gastric Emptying - Solid - UT …
Reviewed/Revised: 06/2020 Gastric Emptying - solid • Blood glucose level 200mg/dl or less at the time of the study, following Society of Nuclear Medicine and Molecular Imaging guideline for …
Gastric Emptying Liquid for Reflux and Aspiration - University …
• For gastric emptying studies without or with reflux, consult with the radiologist about appropriate liquid (typically formula or Pediasure depending on the patient’s age) and volume. Total volume …
Radionuclide gastric emptying scintigraphy in patients with …
the assessment of gastroparesis is radionuclide gastric emptying scintigraphy (GES). The aim of this study was to evaluate the added benefit of performing GES in patients with suspected …
NM GASTRIC EMPTYING - gallbladdercancer.org
Markedly abnormal solid-phase gastric emptying study. There is pronounced retention of activity within the stomach on imaging up to 4 hours post meal consumption, suggesting severe …
Gastric Emptying Study - The Ottawa Hospital
What is a gastric emptying study? A Gastric Emptying Study is a test to determine the time it takes a meal to move through a person’s stomach. Since this test follows the digestive process, it takes …
British Nuclear Medicine Society Clinical Guidelines for Gastric …
Gastric emptying protocols There are two validated protocols, which can be used for detailed gastric emptying studies: A. Solid gastric emptying using standardised semi-solid meal followed …
Gastrointestinal Motility, Part 1: Esophageal Transit and …
motor disorders and abnormal gastric motility; (2) the proper methodology for performing esophageal transit and gastric emptying scintigraphy; and (3) the proper image interpretative …
Gastric emptying study - Benson Radiology
Dec 12, 2016 · What is a gastric emptying study? This scan is designed to investigate the movements of solids from your stomach to your bowel. You will be required to fast from food, …
Radionuclide Gastric Emptying: Correlation Between the …
results. Two patients had abnormal delayed gastric emptying on anterior measurements only. Eleven other patients (8%) had abnormal gastric emptying (five delayed, six rapid) only by the …
Patient Information on Gastric Emptying Scintigraphy
Aug 15, 2005 · Description of the Gastric Emptying Test: • For this test, you will be asked to eat a meal which consists of 2 scrambled eggs on toast together with water. The meal has been …
Gastric emptying scintigraphy - Agency for Clinical Innovation
It is the primary test for the diagnosis of abnormal gastric emptying. This guide aims to standardise the technique used for gastric emptying scintigraphy; optimise clinical practice; and reduce …
Pediatric Solid Gastric Emptying Scintigraphy: Normative …
Gastric emptying scintigraphy is an important, noninvasive technique used to directly assess gastric motility in the pediatric population (58) and provides a physio- points (11,12), and establishing …
Michalis F Georgiou-Optimal timing of imaging in gastric …
Objective: The purpose of this study was to evaluate a standard 4-h imaging protocol for gastric em- ptying scintigraphy (GES) in detecting delayed gastric emptying (GE). Subjects and …
Gastric Emptying in Patients With Diabetes Mellitus
We evaluated whether chronic nausea and vomiting in diabetic patients correlate with abnormal gastric emptying of liquid or solid, or both liquid and solid, radiolabeled meals and recorded the …
Clinical Intervention for Quality Improvement of Gastric …
Prompted by clinical concerns for false-negative tests, we implemented a clinical intervention consisting of a training session and an image-based verification procedure to docu-ment …
Electrogastrography: a document prepared by the gastric …
Electrogastrography (EGG) is a technique for recording gastric myoelectrical activity using cutaneous elec-trodes placed on the anterior abdominal wall overlying the stomach.
