title: Colonic obstruction due to anospasm from a thrombosed hemorrhoid mimicking colonic pseudoobstruction in a frail and elderly patient.
authors: M S
authors: MS
authors: Cappell
authors: M I
authors: MI
authors: Taragin
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001004:Anus Diseases / Q000209:etiology*; D003108:Colonic Diseases / Q000209:etiology*; D003112:Colonic Pseudo-Obstruction / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006484:Hemorrhoids / Q000150:complications*; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology*; D013035:Spasm / Q000150:complications