Figure it out fridays 

An 80-year-old man presented to the emergency department with a two day history of abdominal pain in the right upper quadrant. On physical examination, he had abdominal tenderness in the RUQ, and Murphy’s sign was positive. However, ALT, AST, bilirubin and lipase levels were all within normal range. CT of the abdomen as shown.What is the diagnosis?

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A. Ascending cholangitis.

B. Duodenal diverticulitis.

C. Sub-hepatic appendicitis.

D. Emphysematous cholecystitis.

E. Hepatic cyst rupture.

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