Dogs & cats · Tests & diagnosis
Fecal Occult Blood
Fecal occult blood testing detects blood not readily visible in stool.
Fecal occult blood testing detects blood not readily visible in stool. A positive result requires investigation because several conditions can cause gastrointestinal bleeding.
Editorial overview based on the linked VCA resource; this is not the complete original handout. Prepared 2026-10-03; not veterinarian-reviewed. Diagnosis and treatment, including medication choice and dose, require veterinary guidance.
References
For learning and care planning. Articles cannot diagnose your pet or replace veterinary advice.