flabby papules of skin or mucous membrane in the anal region caused by a varicose vein of the hemorrhoidal plexus
Blood detected in stool by means of a chemical test but not apparent to the naked eye.
-a sign of colon cancer
-jelly-like mucus shreds mixed in stool indicate inflammation
-bright red blood on stool surface indicates rectal bleeding.
-bright red blood mixed with feces indicates possible colonic bleeding
-black tarry stool with distinct malodor indicates upper GI bleeding with blood partially digested.
-gray, tan stool--absent bile pigment(e.g. obstructive jaundice)
-pale yellow, greasy stool--increased fat content, as occurs with malabsorption syndrome