A 63-year-old man has been experiencing increasing confusion and agitation for the past 4 hours. His symptoms started with a headache earlier in the day, then he became very anxious and started pacing around the house. He has a history of depression and a recent back injury at work last week. His current medications are […]

A 52-year-old man presents to the clinic for follow-up on his persistently elevated blood pressure. The patient recently had a computed tomographic angiography that showed renal artery stenosis on the left. His blood pressure in the office is 162/98 mm Hg. The patient is currently taking amlodipine 5 mg PO once daily. Which of the […]

A 69-year-old woman visits her primary care provider because of facial asymmetry that started yesterday. She felt fine and went to bed, hoping it would go away, but it is getting worse today. She has no difficulty speaking, weakness, or numbness in her arms or legs. Her chronic medical problems include type 2 diabetes mellitus, […]

A 55-year-old woman presents to the provider with repeated episodes of dizziness for the last 3 months, which are triggered by rising from a supine position and by lying down. The episodes are sudden and usually last for less than 30 seconds. During the episodes, she feels as if the world is suddenly spinning around […]

A 28-year-old woman was diagnosed with genital herpes 1 year ago. She has an outbreak most months that lasts 3 or 4 days. She is starting a new sexual relationship and wants to know how she can prevent giving her new partner herpes. Which of the following interventions will be most effective in preventing transmission […]