Abdominal bloating is a condition in which the abdomen (belly) feels full and tight. The abdomen may be visibly swollen (distended).
Common causes include:
- Air swallowing (a nervous habit)
Gastroesophageal reflux Irritable bowel syndrome
Lactose intoleranceand other food intolerances
Small bowel bacterial overgrowth
- Weight gain
The diabetes medication acarbose, as well as any medicine containing lactulose or sorbitol, may cause bloating.
More serious disorders that may cause bloating are:
Ascitesand tumors Celiac disease
- Dumping syndrome
- When the pancreas is not able to produce enzymes to help digestion (pancreatic insufficiency)
Review Date: 04/12/2010
Reviewed By: Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine; and George F. Longstreth, MD, Department of Gastroenterology, Kaiser Permanente Medical Care Program, San Diego, California. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.