[Esophagogastroduodenoscopic indices in patients with calculous cholecystitis].

It is concluded on the basis of probability analysis about the necessity of including esophagogastroduodenoscopy in the complex of preoperative examination of patients with calculous cholecystitis. Data of 1050 consecutive esophagogastroduodenoscopies for calculous cholecystitis confirm from clinical positions the expediency of the mathematically based tactics.