This recording exemplifies a decrescendo diastolic murmur as well as a systolic flow murmur, both of which are characteristic of aortic regurgitation otherwise known as aortic insufficiency. The decrescendo diastolic murmur is usually best appreciated at Erb’s point, at the left sternal border at the 3rd and 4th intercostal spaces. Patients with AR can also be expected to have physical exam findings associated with a widened pulse pressure.
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