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MediumGastroenterologyAcute Pancreatitisukmlamrcem sbamrcp part 1pane

A 58-year-old man, a known heavy drinker, presents with a 2-day history of severe epigastric pain radiating to his back. The pain is constant and partially relieved by leaning forward. He has vomited several times. On examination, he is tender in the epigastrium. What is the single most useful diagnostic blood test?

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