case_images: PMC4746374_01
case_images: MRCP images of twin older sisters. Judging from various angles, the gallbladder was not detected on MRCP. ((a)-(c)) MRCP images of twin older sister. ((d)-(f)) MRCP images of twin younger sister.
case_images: CRIGM2016-1053138.001.jpg
case_images: PMC4746374_01_CRIGM2016-1053138.001.jpg
case_images: fig1
case_images: CBD was not dilated, but the gallbladder could not be localized. Contrast enhanced computed tomography (CT) and magnetic resonance cholangiopancreatography (MRCP) showed that the gallbladder was not visualized without abnormalities of intrahepatic/extrahepatic bile duct (Figures 1(a)-1(c)). US and MRCP showed no visualized gallbladder (Figures 1(d)-1(f)).