Table 1.

IBS—definition (Rome III).

At least 12 weeks, which need not be consecutive, in the preceding 6 months of:

Abdominal pain/discomfort associated with two or more of the following: Altered stool frequency Altered stool consistency Relieved with BM May also be associated with: Bloating, feeling of abdominal distension, passage of mucus, straining Incomplete evacuation May alternate with diarrhea

Longstreth et al. Gastroenterology. 2006.