A 46-Year-Old Man Comes to the Physician for a Follow-Up

A 46-year-old man comes to the physician for a follow-up examination. Two weeks ago, he underwent laparoscopic cholecystectomy. During the procedure, a black liver was noted. He has a history of intermittent scleral icterus that resolved without treatment. Complete blood count is within normal limits.  Liver function studies are as follows: Which of the following is the most likely cause of this patient's finding?

A) Defective hepatocellular excretion of bilirubin glucuronides
B) Impaired conjugation of bilirubin
C) Increased production of catecholamines
D) Ineffective intramedullary erythropoiesis
E) Low serum ceruloplasmin

Correct Answer:

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