entering the intestine through a cholecystoenteric fistula, impacting the duodenum and
causing gastric outlet obstruction. Rarely, it presents with hematemesis and melena. The
diagnosis involves computed tomography (CT) and the treatment depends on the patient's
stability, the location of the obstruction, stone size, and the fistula. Endoscopy or minimally
invasive lithotripsy can be considered initially. If this fails, surgical intervention is …