ABSTRACT
Irritable bowel syndrome [IBS] in outpatient department in Social Security teaching hospital and Surgimed hospital Lahore and the comparison of the two groups along with their comparison with the western data. 163 patients in social security hospital [group I] and 44 patients at Surgimed hospital [group II] were studied for irritable bowel syndrome from October 2005 to January 2007. The patients presented with abdominal distension, pain abdomen along with diarrhea / constipation were included in this study and used Rome II criteria. Diagnosis confirmed by using exclusion criteria with specific history. Data from group II patients was similar as western data while in group- I patients data differed from western data. This was due to repeated coexisting gut infections along with IBS due to contaminated water and poor compliance