Fecal Occult Blood Test

The fecal occult blood test (FOBT) is a diagnostic method that plays a pivotal role in the early detection of gastrointestinal disorders, including colorectal cancer. This non-invasive test, which can be performed at home, detects hidden (occult) blood in stool samples, a symptom that may indicate the presence of a serious condition even before any overt symptoms appear. Understanding the Fecal Occult Blood Test The fecal occult blood test is designed to identify traces of blood in the feces that are not visible to the naked eye. There are two main types of FOBT: the guaiac smear test (gFOBT) and…