Irritable Bowel Syndrome

**Definition:** A disorder with chronic or recurrent colonic symptoms without a clearcut etiology. This condition is characterized by chronic or recurrent ABDOMINAL PAIN, bloating, MUCUS in FECES, and an erratic disturbance of DEFECATION.

**Tree numbers:** - C06.405.469.158.272.608

**Synonyms:** - Colitis, Mucous - Colon, Irritable