Irritable bowel syndrome can be diagnosed based on at least 12 weeks (which need not be consecutive) in the preceding 12 months, of abdominal discomfort or pain that has two out of three of these features:
Symptoms that cumulatively support the diagnosis of IBS:
Supportive symptoms of IBS:
Red flag symptoms which are NOT typical of IBS:
The Rome II criteria are not meant to be used by patients to diagnose their own IBS, but can provide a rough guide to indicate whether a patient truly has IBS or not.
What is red flag symptoms? I had the first 2, and can you elaborate on abnormal physical examination (the last point)?
Thanks for your help.