- About Bowel Incontinence - Support and reliable information about causes and treatment of this surprisingly common disorder.
- About Digestion and Crohn's Disease - Doctor-produced, peer-reviewed articles about Crohn's, irritable bowel syndrome, ulcerative colitis, and related conditions.
- Ask The Doctor : The Gastroenterology Forum - Interactive medical question and answer format about all gastroenterology conditions. Patient questions are replied to by online doctors. Library and archive of articles on stomach, intestine, liver diseases.
- GI/Nutrition Section, University of Chicago - Information for patients, nurses, and physicians about GI/Nutritional diseases and disorders. Description of services offered at the University of Chicago Medical Center, Section of GI/Nutrition.
- GI Surgery and Procedures - Support group that deals with upper and lower gastro-intestinal surgeries and procedures. Includes joining instructions.
- Johns Hopkins Gastroenterology and Hepatology - Comprehensive, highly illustrated, current information on the causes, diagnosis and treatment of digestive diseases, clinical and basic science research at Johns Hopkins.
- Lower Gastrointestinal Tract Radiography - Current and accurate information about Lower GI radiography. Learn what patients might experience, how to prepare for exams, benefits vs. risks and more topics.
- NeuroGastroenterology and Gastrointestinal Motility - Promotes research, education and care of visceral dysfunctions, such as : nausea, vomiting, constipation, and diarrhea in patients with nervous system alterations.
- Nutritional Restart Center - Offers progressive treatment programs to patients with complex gastrointestinal and nutritional problems.
- Peutz-Jeghers Syndrome - Offers information on this rare disorder characterized by hamartomas and high risk for cancer. For patients, family, friends, and medical personnel.
- SandDude on Gardner's Syndrome - Patient's point of view on this condition (familial adenomatous polyposis), experiences with the condition and after colostomy, information, and related links.