Infectious endocarditis Quiz: Ace Your Exams

Get ready to dominate your medical and nursing exams by using our dynamic quizzes to elevate your knowledge and increase your confidence. Whether you're gearing up for the USMLE®, COMLEX®, or your next in-class assessment, Osmosis quizzes tackle key topics in pathology, diagnostics, and treatment approaches. By honing in on clinical readiness and decision-making, we make sure the knowledge you gain empowers you both in the classroom and in real-world practice. Jump in and supercharge your exam prep!

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A 38-year-old man without significant past medical history presents to the emergency department for evaluation of fatigue, night sweats, and fever for the past week.He has not had a cough, chest pain, or dysuria. Social history is significant for intravenous drug use for the past year. Temperature is 39.2°C (102.6°F), blood pressure is 115/75 mm Hg, pulse is 96/min, and respiratory rate is 16/min, and oxygen saturation is 95% on room air. On examination, the patient appears lethargic. Cardiac examination reveals a holosystolic murmur heard at the lower left sternal border that radiates to the right lower sternal border. Laboratory evaluation reveals a hemoglobin of 10.4 g/dL (reference range: 13.5-17/5 g/dL), WBC count of 16,400/mm³ (reference range: 4,500-11,000/mm³), and C-Reactive Protein of 25 mg/dL (reference range: <0.3 mg/dL). Which of the following additional findings is most likely to be found on the physical examination?

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Petechiae over the hard palate

Tender cervical lymphadenopathy

Rhonchi over the left lower lung base

Tender purplish nodules on the fingertips

Costovertebral angle tenderness