Does a positive stool test mean cancer?
Abnormal or Positive Results An abnormal or positive FIT result means that there was blood in your stool at the time of the test.
A colon polyp, a pre-cancerous polyp, or cancer can cause a positive stool test.
With a positive test, there is a small chance that you have early-stage colorectal cancer..
What percentage of positive FOBT are cancer?
Overall, 41 (11.8%) patients with a positive FOBT had colon cancer.
How accurate is stool test for colon cancer?
Studies have shown that the multitarget stool DNA test (Cologuard is currently the only FDA-approved brand) detects cancer with 92% accuracy. However, 14% of tests deliver a false positive result, which is higher than the FIT test. Health experts recommend repeating the test every one or three years.
What does it mean if your bowel test comes back positive?
If your FOBT results are positive, this means blood has been detected in your sample. About one in 14 people will have a positive FOBT result. Bleeding may be caused by a number of conditions, including polyps, haemorrhoids or inflammation, and may not necessarily be cancer related.