Step 2

Gastrointestinal 15

A 58-year-old man presents to the emergency department with 2 days of fever, chills, and progressively worsening right upper quadrant abdominal pain. He also reports nausea and vomiting. His medical history is significant for gallstones and type 2 diabetes mellitus. He takes metformin and glipizide. His temperature is 38.5°C (101.3°F), blood pressure is 100/60 mm Hg, pulse is 105/min, and respirations are 22/min. On physical examination, he appears ill and jaundiced, and there is tenderness to palpation in the right upper quadrant with a positive Murphy sign. Laboratory results show the following:

  • Total bilirubin: 8.0 mg/dL
  • Direct bilirubin: 5.8 mg/dL
  • Alkaline phosphatase: 820 U/L
  • Aspartate aminotransferase (AST): 110 U/L
  • Alanine aminotransferase (ALT): 95 U/L
  • Leukocytes: 18,500/mm3 with 82% neutrophils

Which of the following is the most likely finding on imaging of the abdomen?

  • A) Biliary dilatation
  • B) Gallbladder wall thickening and pericholecystic fluid
  • C) Pancreatic edema and inflammation
  • D) Short, annular strictures alternating with normal bile ducts

Author(s)

Kamand Khalaj

Editor(s)

Dr. Ted O'Connell

Dr. Raj Dasgupta

Last updated

Nov 03, 2024

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