Stool Tests for Colorectal Cancer
What Affects the Test
Reasons you may not be able to have a stool test or why the results may not be helpful include:
- Having blood in the urine, menstrual bleeding, hemorrhoids, an Reference anal fissure Opens New Window, bleeding gums, or nosebleeds.
- Having cleaning products in the toilet water at the time of the test.
|By:||Reference Healthwise Staff||Last Revised: Reference January 17, 2012|
|Medical Review:||Reference Adam Husney, MD - Family Medicine
Reference Arvydas D. Vanagunas, MD - Gastroenterology