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Fig. 2A —76-year-old man with history of repaired abdominal aortic aneurysm
and recent diagnosis of acute uncomplicated cholecystitis by sonography and
hepatobiliary scintigraphy. Patient was subsequently managed conservatively
without cholecystectomy but developed worsening abdominal pain and fever a few
days later. Follow-up sonogram through gallbladder and hepatorenal fossa shows
heterogeneous mass containing multiple echogenic shadowing foci.