Pediatricsbasic
Because retrograde blood flow across the incompetent aortic valve occurs while the left ventricle relaxes and fills, the classic murmur of aortic regurgitation occurs during ventricular _____.
Answer
diastole
Explanation
Aortic insufficiency produces a high-pitched **decrescendo diastolic murmur**, heard along the sternal border and often radiating toward the apex. **Key takeaway:** Aortic regurgitation is associated with a diastolic murmur. **Glossary:** Decrescendo: gradually decreasing in intensity.
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