skip to main content

Postoperative delirium — USMLE Step 3 MCQ

Instant feedback + full explanation. One question, done properly.

ModerateSurgery (post-operative, follow-up)Postoperative deliriumUSMLE Step 3

An 82-year-old woman is confused and agitated on postoperative day 2 after hip fracture repair. She received diphenhydramine overnight. She is afebrile, oxygenation is normal, and pain is undertreated. Which of the following is the most appropriate next step in management?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: E — Stop deliriogenic medications and use nonpharmacologic delirium measures

Postoperative delirium management includes identifying triggers, avoiding anticholinergics and benzodiazepines, optimizing pain control, sleep, mobility, and orientation.

Reference: American College of Surgeons perioperative care principles