[Pyloric occlusion caused by calculi in patients with cholecysto-gastric fistula].

Personal experience with a case of pyloric occlusion due to calculi in a woman with spontaneous cholecysto-gastric fistula is reported. A general picture of this rare condition is described and the clinical case and the therapy adopted are illustrated. The problems that may be encountered in formulating a precise preoperative diagnosis when the age of the patient and serious general condition do not permit routine investigations are presented.