STOOL OCCULT BLOOD

What this test checks

Tests stool for blood that is invisible to the eye. Hidden blood can be an early warning of ulcers, polyps, or colon cancer.

Why do people get this test?

Used as a screening test for colon cancer and for investigating unexplained anemia.

When you should consider this test

• Age 50+ colon cancer screen
• Unexplained iron deficiency anemia
• Family history of colon cancer

How to prepare

Avoid red meat and certain medicines (like aspirin) for 3 days before. Detailed instructions provided.