An 85-year-old woman with minimal past medical history is admitted to the hospital for an elective hip replacement. She was active prior to developing severe hip pain, she lives independently, and her only medication is simvastatin. Postoperatively, she had a Foley catheter placed, she has been monitored on continuous telemetry, and has been provided with several medications for postoperative pain control, nausea control, and sleep. On postoperative day 1, she is noted to be drowsy and irritable and participates only minimally with physical therapy. Overnight, she becomes disoriented and combative with staff, forcibly removing her lines, and attempting to call 911.
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