The phonocardiographic differentiation of pulmonic and aortic insufficiency.
نویسندگان
چکیده
PATIENTS presenting with high-pitched diastolic decrescendo murmurs along the left sternal border may have insufficiency of either the aortic or pulmonary semilunar valve. If the peripheral pulses are those of aortic insufficiency in type, the source of the diastolic murmur is located easily. However, in the absence of both the peripheral physical signs of aortic insufficiency and the electrocardiographic evidence of left ventricular hypertrophy, the insufficient semilunar valve is less easily identified. Congenital aortic insufficiency, a rare anomaly, may not be associated with either a low diastolic pressure, bounding pulse, or electrocardiographic evidence of left ventricular hypertrophy.1 Similarly, patients with isolated pulmonic insufficiency, also a rare anomaly, may not present with electrocardiographic evidence of right ventricular hypertrophy.Y3 In each of these conditions, the clinical identification of the involved valve may be difficult. Patients with mitral stenosis frequently have
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ورودعنوان ژورنال:
- Circulation
دوره 32 3 شماره
صفحات -
تاریخ انتشار 1965