Esophagus
Achalasia
http://www.nlm.nih.gov/medlineplus/ency/article/000267.htm
Barrett's Esophagus
http://digestive.niddk.nih.gov/ddiseases/pubs/barretts/
http://www.nlm.nih.gov/medlineplus/ency/article/001143.htm
http://www.cancer.gov/cancertopics/pdq/prevention/esophageal/Patient/
Cancer of the esophagus
http://www.cancer.gov/cancertopics/wyntk/esophagus
http://www.nlm.nih.gov/medlineplus/ency/article/000283.htm
Difficulty Swallowing/ Esophageal Strictures
http://www.nlm.nih.gov/medlineplus/ency/article/000207.htm
Esophageal Varices
http://www.nlm.nih.gov/medlineplus/ency/article/000268.htm
Esophagitis
http://www.nlm.nih.gov/medlineplus/ency/article/001153.htm
Gastroesophageal Reflux (GERD)
http://digestive.niddk.nih.gov/ddiseases/pubs/gerd/
http://www.nlm.nih.gov/medlineplus/ency/article/000265.htm
http://www.nlm.nih.gov/medlineplus/gastroesophagealrefluxhiatalhernia.html
Hiatal Hernia
http://www.nlm.nih.gov/medlineplus/ency/article/001137.htm
http://digestive.niddk.nih.gov/ddiseases/pubs/gerd/index.htm
Mallory-Weis Tear
http://www.nlm.nih.gov/medlineplus/ency/article/000269.htm
Stomach
Cancer of the stomach
http://www.cancer.gov/cancertopics/wyntk/stomach/
http://www.nlm.nih.gov/medlineplus/ency/article/000223.htm
http://www.nlm.nih.gov/medlineplus/stomachcancer.html
Gastroparesis
http://digestive.niddk.nih.gov/ddiseases/pubs/gastroparesis/
http://www.nlm.nih.gov/medlineplus/ency/article/000297.htm
Helicobacter Pylori Infection
http://www.nlm.nih.gov/medlineplus/ency/article/000229.htm
Ulcer disease
http://www.nlm.nih.gov/medlineplus/ency/article/000206.htm
http://www.nlm.nih.gov/medlineplus/ency/article/000213.htm
Upper Gastrointestinal Bleeding
http://www.nlm.nih.gov/medlineplus/ency/article/003133.htm
http://www.nlm.nih.gov/medlineplus/ency/article/003118.htm
Zollinger-Ellison Syndrome
http://www.nlm.nih.gov/medlineplus/ency/article/000325.htm
http://digestive.niddk.nih.gov/ddiseases/pubs/zollinger/
Small and Large Bowel
Anal fissures
http://www.nlm.nih.gov/medlineplus/ency/article/001130.htm
Appendicitis
http://www.nlm.nih.gov/medlineplus/ency/article/000256.htm
http://www.nlm.nih.gov/medlineplus/ency/article/002921.htm
http://digestive.niddk.nih.gov/ddiseases/pubs/appendicitis/index.htm
Cancer of the colon
http://www.cancer.gov/cancertopics/types/colon-and-rectal
http://www.nlm.nih.gov/medlineplus/ency/article/000262.htm
http://www.nlm.nih.gov/medlineplus/ency/article/002071.htm
Cancer of the small bowel
http://www.cancer.gov/cancertopics/types/smallintestine
http://www.cancer.gov/cancertopics/pdq/treatment/smallintestine/patient/
http://www.nlm.nih.gov/medlineplus/ency/article/002943.htm
Cancer of the rectum
http://www.cancer.gov/cancertopics/types/colon-and-rectal
Celiac Sprue
http://digestive.niddk.nih.gov/ddiseases/pubs/celiac/index.htm
http://digestive.niddk.nih.gov/ddiseases/pubs/celiac/
Clostridium Difficile Associated with Diarrhea
http://www.cdc.gov/ncidod/dhqp/id_CdiffFAQ_general.html
Collagenous and Lymphocytic Colitis
http://digestive.niddk.nih.gov/ddiseases/pubs/collagenouscolitis/index.htm
http://www.ccfa.org/
Colon Polyps
http://digestive.niddk.nih.gov/ddiseases/pubs/colonpolyps_ez/
http://www.nlm.nih.gov/medlineplus/colonicpolyps.html
Constipation
http://digestive.niddk.nih.gov/ddiseases/pubs/constipation/
http://www.nlm.nih.gov/medlineplus/constipation.html
Crohn's Disease
http://digestive.niddk.nih.gov/ddiseases/pubs/crohns/
http://www.ccfa.org/
http://www.nlm.nih.gov/medlineplus/crohnsdisease.html
Diarrhea
http://digestive.niddk.nih.gov/ddiseases/pubs/diarrhea/
http://www.nlm.nih.gov/medlineplus/diarrhea.html
Diverticulosis
http://digestive.niddk.nih.gov/ddiseases/pubs/diverticulosis/
http://www.nlm.nih.gov/medlineplus/diverticulosisanddiverticulitis.html
Diverticulitis
http://digestive.niddk.nih.gov/ddiseases/pubs/diverticulosis/
http://www.nlm.nih.gov/medlineplus/diverticulosisanddiverticulitis.html
Familial Adenomatous Polyposis
http://ghr.nlm.nih.gov/condition=familialadenomatouspolyposis
Fecal Incontinence
http://digestive.niddk.nih.gov/ddiseases/pubs/fecalincontinence/
http://familydoctor.org/067.xml
Gas
http://digestive.niddk.nih.gov/ddiseases/pubs/gas/
http://www.nlm.nih.gov/medlineplus/gas.html
Giardia
http://digestive.niddk.nih.gov/ddiseases/pubs/diarrhea/
http://www.cdc.gov/ncidod/dpd/parasites/giardiasis/factsht_giardia.htm
http://www.nlm.nih.gov/medlineplus/giardiainfections.html
Hemocult- stool test for blood
http://www.labtestsonline.org/understanding/analytes/fecal_occult_blood/
Hemorrhoids
http://digestive.niddk.nih.gov/ddiseases/pubs/hemorrhoids/
http://www.nlm.nih.gov/medlineplus/hemorrhoids.html
Irritable Bowel Syndrome (IBS)
http://digestive.niddk.nih.gov/ddiseases/pubs/ibs/
http://www.nlm.nih.gov/medlineplus/irritablebowelsyndrome.html
Ischemic Colitis
http://www.nlm.nih.gov/medlineplus/ency/article/000258.htm
Viral Gastroenteritis
http://digestive.niddk.nih.gov/ddiseases/pubs/viralgastroenteritis/
http://www.cdc.gov/ncidod/dvrd/revb/gastro/faq.htm
Lower Gastrointestinal Bleeding
http://www.nlm.nih.gov/medlineplus/gastrointestinalbleeding.html
Lactose Intolerance
http://www.nlm.nih.gov/medlineplus/lactoseintolerance.html
http://digestive.niddk.nih.gov/ddiseases/pubs/lactoseintolerance/
Ostomy and Ileostomy Management
http://www.nlm.nih.gov/medlineplus/ostomy.html
Ulcerative Colitis
http://digestive.niddk.nih.gov/ddiseases/pubs/colitis/
http://www.nlm.nih.gov/medlineplus/ulcerativecolitis.html
Ulcerative proctitis
http://digestive.niddk.nih.gov/ddiseases/pubs/proctitis/
Biliary Tract
Biliary Strictures
http://digestive.niddk.nih.gov/ddiseases/pubs/ercp/
Cancer of the gallbladder
http://www.nlm.nih.gov/medlineplus/gallbladderdiseases.html
http://www.cancer.gov/cancerinfo/pdq/treatment/gallbladder/patient/
Cholecystectomy
http://digestive.niddk.nih.gov/ddiseases/pubs/gallstones/#treated
http://www.facs.org/public_info/operation/brochures/cholesys.pdf
Gallstones and Cholecystitis
http://digestive.niddk.nih.gov/ddiseases/pubs/gallstones/
Liver
Alcoholic Liver Disease
http://pubs.niaaa.nih.gov/publications/aa64/aa64.htm
http://digestive.niddk.nih.gov/ddiseases/pubs/cirrhosis/
Ascites
http://www.nlm.nih.gov/medlineplus/print/ency/article/000286.htm
Autoimmune Liver Disease
http://digestive.niddk.nih.gov/ddiseases/pubs/autoimmunehep/
Cancer of the liver
http://www.cancer.gov/cancertopics/types/liver
http://www.nlm.nih.gov/medlineplus/livercancer.html
Hemochromatosis
http://www.nlm.nih.gov/medlineplus/hemochromatosis.html
http://digestive.niddk.nih.gov/ddiseases/pubs/hemochromatosis/
Hepatitis A
http://www.cdc.gov/ncidod/diseases/hepatitis/
http://www.nlm.nih.gov/medlineplus/hepatitisa.html
http://digestive.niddk.nih.gov/ddiseases/pubs/hepa_ez/
Hepatitis B
http://www.cdc.gov/ncidod/diseases/hepatitis/
http://www.nlm.nih.gov/medlineplus/hepatitisb.html
http://digestive.niddk.nih.gov/ddiseases/pubs/hepb_ez/
Hepatitis C
http://www.cdc.gov/ncidod/diseases/hepatitis/
http://www.nlm.nih.gov/medlineplus/hepatitisc.html
http://digestive.niddk.nih.gov/ddiseases/pubs/hepc_ez/
Liver Transplantation
http://www.nlm.nih.gov/medlineplus/livertransplantation.html
http://digestive.niddk.nih.gov/ddiseases/pubs/livertransplant_ez/
Primary Biliary Cirrhosis
http://digestive.niddk.nih.gov/ddiseases/pubs/primarybiliarycirrhosis/index.htm
Primary Sclerosing Cholangitis
http://digestive.niddk.nih.gov/ddiseases/pubs/primarysclerosingcholangitis/
Transjugular Intrahepatic Portosystemic Shunt
http://www.nlm.nih.gov/medlineplus/ency/article/007210.htm
Wilson's Disease
http://digestive.niddk.nih.gov/ddiseases/pubs/wilson/
http://www.nlm.nih.gov/medlineplus/wilsondisease.html
Pancreas
Acute and Chronic Pancreatitis
http://digestive.niddk.nih.gov/ddiseases/pubs/pancreatitis/
http://jama.ama-assn.org/cgi/content/full/291/23/2902
Cancer of the pancreas
http://www.cancer.gov/cancertopics/types/pancreatic
http://www.nlm.nih.gov/medlineplus/pancreaticcancer.html
Nutrition
Alcoholism
http://www.nlm.nih.gov/medlineplus/alcoholism.html
http://pubs.niaaa.nih.gov/publications/GettheFacts_HTML/facts.htm
Anorexia Nervosa
http://womenshealth.gov/faq/easyread/anorexia-etr.htm
Bulimia
http://womenshealth.gov/faq/easyread/bulnervosa-etr.htm
Feeding Tubes
http://www.askasge.org/pages/brochures/peg.cfm
Food poisoning
http://www.cdc.gov/ncidod/dbmd/diseaseinfo/foodborneinfections_g.htm
Gluten Free Diets
http://www.csaceliacs.org/DietInfo.php
http://digestive.niddk.nih.gov/ddiseases/pubs/celiac/#5
High Fiber Diets
http://familydoctor.org/099.xml
http://www.cfsan.fda.gov/~dms/fdafiber.html
http://www.nlm.nih.gov/medlineplus/ency/article/002470.htm
Dietary Fiber on MedlinePlus
Iron deficiency anemia
http://familydoctor.org/009.xml
http://www.nlm.nih.gov/medlineplus/anemia.html
Lactose Intolerance
http://www.nlm.nih.gov/medlineplus/lactoseintolerance.html
http://digestive.niddk.nih.gov/ddiseases/pubs/lactoseintolerance/
http://www.gastro.org/wmspage.cfm?parm1=854
Nutrition
http://www.nlm.nih.gov/medlineplus/nutrition.html
Obesity
http://www.nlm.nih.gov/medlineplus/obesity.html
http://www.nlm.nih.gov/medlineplus/obesityinchildren.html
http://www.nlm.nih.gov/medlineplus/weightlosssurgery.html
http://www.win.niddk.nih.gov/publications/gastric.htm
http://win.niddk.nih.gov/publications/understanding.htm
Parenteral Nutrition
http://www.safemedication.com/displaydrug.cfm?id=601166