A 76 year old white male complains of pain in his epigastrium that radiates to his back and unexplained weight loss

on Monday, October 10, 2011

Question Number 0817

Question:
A 76 year old white male complains of pain in his epigastrium that radiates to his back and unexplained weight loss. His stools are light colored and his urine is dark. He presents with jaundice. His laboratory tests reveal a mild anemia, an elevated serum amylase, and a conjugated hyperbilirubinemia. His unconjugated bilirubin is within normal limits. His urine urobilinogen is decreased. Which of the following can cause his urine urobilinogen to be decreased?

a) hemolytic anemia
b) pulmonary infarction
c) cirrhosis
d) cholangitis
e) complete biliary obstruction

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