PMC6111038_01
Abdominal Echography. This abdominal ultrasound documents a normal liver. The gallbladder wall is not thickened. However, cholelithiasis (arrow) is present; with some stones measuring 15x7 mm. The common bile duct and intrahepatic ducts are of normal caliber and stone-free.
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Abdominal ultrasonography (US) documented cholelithiasis without dilatation of the bile ducts (Fig. 1).
Intraoperative Photograph. In this anterior view, sinistroposition, or true left-sided gallbladder, is observed. The gallbladder is located to the left of the round ligament under the left lobe of the liver. Situs viscerum inversus is not present.
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Further inspection revealed a left-sided gallbladder, located to the left of the round ligament (Fig. 2) that was not detected using US.