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Complicated diverticulitis — RCPSC EM MCQ

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ModerateGI/Abdominal emergenciesComplicated diverticulitisRCPSC EM

A 69-year-old woman presents with left lower quadrant pain, fever and guarding. WBC is 18, CRP is high, and she has a history of diverticulosis. BP is 102/64 and lactate is 2.4. What is the most appropriate investigation?

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Correct answer: E — CT abdomen and pelvis with IV contrast

Complicated diverticulitis is suggested by fever, guarding and inflammatory markers. CT with IV contrast defines abscess, perforation and alternative diagnoses.

Reference: Royal College Emergency Medicine exam format and training experiences