Easy-to-use rapid test provides quick, accurate results for detection of fecal occult blood or human hemoglobin for simpler diagnosis of gastrointestinal disorders. The OSOM® iFOB Test is a rapid qualitative test for the immunochemical detection of fecal occult blood/human hemoglobin (hHb) in human fecal specimens as an aid in the diagnosis of gastrointestinal disorders such as diverticulitis, colitis, polyps, and colorectal cancer.