title: Cholecystocolonic fistula with impacted sigmoid gallstone mimicking malignant obstruction of the sigmoid colon.
authors: Chakshu
authors: C
authors: Gupta
authors: Ashok Kumar
authors: AK
authors: Malani
authors: Hussam
authors: H
authors: Ammar
mesh_terms: D000369:Aged, 80 and over; D001658:Biliary Fistula / Q000150:complications* / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D005705:Gallbladder Diseases / Q000150:complications* / Q000175:diagnosis; D042882:Gallstones / Q000150:complications*; D006801:Humans; D007412:Intestinal Fistula / Q000150:complications* / Q000175:diagnosis; D007415:Intestinal Obstruction / Q000175:diagnosis / Q000209:etiology*; D012810:Sigmoid Diseases / Q000150:complications* / Q000175:diagnosis