Positive tests (positive stool) determined by faecal occult blood testing (FOBT), which aims to detect subtle blood loss in the gastrointestinal tract. Positive occult blood in stool may suggest gastrointestinal bleeding and warrant further investigation, especially for malignancy.
Also indexed as
FOBT - [faecal occult blood testing]Positive occult blood in stool
Nearby in Other digestive system haemorrhage, not elsewhere classified