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Alimentary Tract


Selected and rated by
Roni F. Zeiger, MD



Endoscopy Photographs and Videos

Atlas of Gastrointestinal Endoscopy
Over 800 well-indexed and annotated still images of GI endoscopy. An outstanding resource.
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Gastrolab Image Library
An excellent collection of endoscopy images and videos. Start with the "Endoscopic Journey through the Gastrointestinal Channel" for a useful orientation to endoscopic anatomy.
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Endoscopy Photos & Videos
Another well-organized collection including endoscopy photos and videos. The site also contains useful information for patients such as a description of the prep required before endoscopy.
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Atlas of Gastrointestinal Video Endoscopy
An extensive collection of endoscopy video files from the Jerusalem Medical Center, El Salvador.
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Gastrosource
Funded by a pharmaceutical company, this site provides an atlas of high quality endoscopic photos and GI diagrams that can be downloaded into your presentations. Includes other resources. Free registration required.
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Other Gastrointestinal Resources

GERD Patient Information - National Digestive Diseases Information Clearinghouse
Well-written information that answers most questions patients will have about gastroesophageal reflux disease (GERD).
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Digestive Disorder Patient Information - American Academy of Family Physicians
An excellent resource for patients on digestive disorders, including topics such as constipation, hemorrhoids, heartburn, irritable bowel syndrome, and H. pylori.
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Gastrointestinal Cancer Information - National Cancer Institute
A wealth of authoritative information about prevention, treatment, clinical trials, and support groups for all major gastrointestinal cancers. Includes sections written for patients and sections for clinicians.
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Abdominal Pain Self-Care Flowchart - American Academy of Family Physicians
This flowchart guides patients through an algorithm for acute abdominal pain. It suggests management of simple problems and when to seek medical attention. Included is a link to a similar algorithm for chronic abdominal pain.
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Digestive System Patient Information - Medline Plus
Reliable patient information from MedLine Plus on digestive system disorders such as appendicitis, celiac disease, colorectal cancer, and hepatitis.
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Gastrointestinal Disorders Patient Information - New York Online Access to Health (NOAH)
A wealth of well-organized and useful links about gastrointestinal disorders. Topics include Helicobacter pylori, lactose intolerance, diarrhea, and diet therapies.
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Patient Information - American Gastroenterological Association
Useful patient summaries and a video library on a range of GI and hepatology topics. The 'Clinical Resources' tab includes practice guidelines and other resources for clinicians.
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Digestive System Guidelines - National Guideline Clearinghouse
Over 100 digestive disease guidelines from the National Guideline Clearinghouse.
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Go Ask Alice - GI Questions - Columbia University
Health professionals from Columbia University answer health questions. This site is a collection of previous GI-related questions and answers on topics such as food poisoning, reflux, and constipation.
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Gastrointestinal Pathology - University of Utah
Includes images, text, and tutorials that demonstrate gross and microscopic pathologic findings associated with an extensive variety of GI disorders. Designed for the medical student. Note the link to a tutorial on inflammatory bowel disease.
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Diverticulitis Case - Brigham and Women's Hospital.
A case presentation of this common disorder with annotated CT images.
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Sigmoid Volvulus Case - Brigham and Women's Hospital.
A case presentation of sigmoid volvulus demonstrating the classic radiographic findings.
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