Immunochemical detection of fecal occult blood.
D003110:Colonic Neoplasms / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005189:False Positive Reactions; D006484:Hemorrhoids / Q000175:diagnosis*; D006801:Humans; D007158:Immunologic Techniques; D008551:Melena / Q000175:diagnosis; D009780:Occult Blood