Detailed description
Fecal occult blood test is also called fecal occult blood test. It is an experiment used to check for hidden red blood cells or hemoglobin in the stool, transferrin. This is a very useful diagnostic indicator for GI bleeding.
Fecal occult blood is an early warning of digestive tract abnormalities, when the amount of gastrointestinal bleeding is small, the appearance of feces can be no abnormal change, which is not recognizable to the naked eye. Therefore, fecal occult blood examination should be performed for patients suspected of chronic gastrointestinal bleeding, which is of great significance for early screening of gastrointestinal malignant tumors (such as gastric cancer, colorectal cancer, polyps, adenomas).