Which of the Following Serum Enzymes Is the Most Reliable

question 11

Multiple Choice

Which of the following serum enzymes is the most reliable marker of extrahepatic biliary obstruction?

• A) Alanine aminotransferase
• B) Aspartate aminotransferase
• C) Creatine kinase
• D) Amylase
• E) Alkaline phosphatase

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