A 58-year-old woman presents with obstructive jaundice, right upper quadrant pain, and pruritus for 3 weeks. Ultrasound shows an impacted stone at the gallbladder neck with dilated intrahepatic bile ducts but a normal-caliber distal common bile duct. MRCP confirms a curvilinear indentation on the lateral wall of the common hepatic duct. The structure marked **A** in the diagram demonstrates the pathophysiology of this condition. Which of the following best describes the mechanism of jaundice in this patient?
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