USMLE Step 2CK Question #1

A 48-year-old homeless man presenting with severe abdominal pain. He has been hospitalized 6 times in the past year for similar complaints. Hospital records indicate multiple admissions with alcohol intoxication. The pain radiates to his back, and is accompanied by nausea and vomiting. The patient has a temperature of 103F, but does not permit an abdominal exam. Laboratory analysis indicates elevated gamma glutamyl transpeptidase and an AST/ALT ratio > 2. What is the most likely diagnosis?

A – Cholecystitis

B – Pancreatitis

C – Choledocholithiasis

D – Duodenal peptic ulcer

E – Gallbladder cancer