FAQ Category: Irritable bowel syndrome diagnosis

No. IBS is a functional disorder, not a structural disease. It does not cause cancer or damage the intestines. However, untreated stress or poor diet can worsen symptoms.

No single blood test can confirm IBS. Tests are used to exclude conditions such as celiac disease, thyroid disorder, or inflammatory bowel disease.

Yes. Most people can be diagnosed clinically if they have typical symptoms and no red-flag signs like bleeding or weight loss. Colonoscopy is usually reserved for patients above 45–50 years or with alarm symptoms.

Doctors use the Rome IV criteria, which focus on recurrent abdominal pain linked to bowel habit changes for at least three months. Blood, stool, or imaging tests may be done to rule out other diseases.