Pathology · single question
In infective endocarditis, the structures most commonly affected are the:
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Correct answer: A. Heart valves (especially mitral)
- A. Correct – vegetations form on the endocardial valve surfaces; the mitral valve is most commonly involved (tricuspid in IV drug users).
- B. Incorrect – that would be pericarditis, a different entity.
- C. Incorrect – the aortic VALVE can be involved, but the aorta itself is not the primary site.
- D. Incorrect – myocardial wall is not the typical site of vegetations.