Table 2.
Evolution of IBS diagnosis criteria 1.
Diagnosis Criteria | Manning Criteria (1978) |
Rome Criteria (1992) |
Rome II Criteria (1999) |
Rome III Criteria (2006) |
Rome IV Criteria (2016) |
---|---|---|---|---|---|
Main diagnosis symptoms | Abdominal pain that is relieved with a bowel movement | Continuous or recurrent symptoms of: abdominal pain, relieved with defecation, and/or disturbed defecation, usually with bloating or feeling of abdominal distension |
At least 12 weeks, which need not be consecutive, in the preceding 12 months of abdominal discomfort or pain | * Recurrent abdominal pain or discomfort at least 3 days/month in the last 3 months | * Recurrent abdominal pain on average at least 1 day/week in the last 3 months |
Pain and/or defecation associated features | Looser and more frequent stools Sensation of incomplete evacuation Passage of mucus Abdominal distention |
Two or more of: Altered stool frequency Altered stool form (hard or loose/watery) Altered stool passage (straining or urgency, feeling of incomplete evacuation) Passage of mucus |
At least two of three following features: Relieved with defecation Change in frequency of stool Change in form (appearance) of stool |
Two or more of the following: Improvement with defecation Change in the frequency of stool Change in the form (appearance) of stool |
Two or more of the following: Related to defecation Change in the frequency of stool Change in the form (appearance) of stool |