Intestinal

About Digestion and Crohn's Disease - Doctor-produced, peer-reviewed articles about Crohn's, irritable bowel syndrome, ulcerative colitis, and related conditions.
http://www.about-digestion.com

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.
http://www.anemgi.org

GI Surgery and Procedures - Support group that deals with upper and lower gastro-intestinal surgeries and procedures. Includes joining instructions.
http://groups.yahoo.com/group/gisurgeryandprocedures/

RadiologyInfo: Lower GI Radiography - Explains procedures, what patients might experience, how to prepare for exams, benefits, and risks.
http://www.radiologyinfo.org/en/info.cfm?pg=lowergi

Peutz-Jeghers Syndrome - Offers information on this rare disorder characterized by hamartomas and high risk for cancer. For patients, family, friends, and medical personnel.
http://www.peutz-jeghers.com

Johns Hopkins Gastroenterology and Hepatology - Information on the causes, diagnosis and treatment of digestive diseases, clinical and basic science research at Johns Hopkins.
http://hopkins-gi.org/pages/latin/templates/

Foodreactions.org - Describes the differences between nutritional intolerances and true allergies, with details of symptoms, and suggestions for avoiding or coping with them.
http://www.foodreactions.org/

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.
http://gi.bsd.uchicago.edu

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.
http://www.medhelp.org/perl6/gastro/index.htm