“…They include acute cholecystitis, chronic cholecystitis, cholelithiasis, empyema, torsion, cholecystocolic fistula, lump in the abdomen, and carcinoma. There are no specific symptoms attributable to a double gall bladder [10]. It was usually detected preoperatively with radiographic techniques or was first encountered in the operating room [3] because even radiologic diagnosis of double gall bladder was difficult and uncertain prior to sonography.…”