Missed Preoperative Diagnosis of a Double Gallbladder with Cholelithiasis in the Era of Advanced Imaging: A Rare Case Report

Introduction: Double gallbladder is one of the rare congenital anomaly of the gallbladder and a surgeon may come across it once in life time. Case Presentation: We present a case of double gall bladder separated by a common wall. This case was neither diagnosed nor suspected by radiologist on routine ultrasound. The patient was reported as a usual case of cholelithiasis and an inoperative surprising rare surgical anomaly of gall bladder was observed. Conclusion: This congenital anomaly can present as a surprise on the operating table and may pose a difficult cholecystectomy.