aortic valvular insufficiency

Discussion in 'USMLE STEP 1' started by Joan., Dec 22, 2007.

  1. Joan.

    Joan. Guest

    Which of the following conditions characteristically results in a aortic valvular insufficiency?
    a- Carcinoid syndrome
    b- Marantic endocarditis
    c- Bicuspid aortic valve
    d- Syphilitic heart disease
    e- Libman-Sacks endocarditis
  2. Joan.

    Joan. Guest

    Answer: D. In syphilitic aortitis, the elastica of the aorta is replaced by fibrous tissue, resulting in dilatation of the ascending aorta and separation of the aortic commissures, with resultant aortic insufficiency.

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