Diastolic Murmur
Overview
A diastolic murmur is an abnormal cardiac sound that is present during diastole, between S2 and S1.
Note whether the murmur occurs in early, mid or late diastole.
Causes of Diastolic Murmur
- Aortic regurgitation
- Mitral stenosis
- Pulmonary regurgitation
- Tricuspid stenosis
Early diastolic - aortic or pulmonary regurgitation
Mid-diastolic - mitral stenosis
Late diastolic / presystolic - tricuspid stenosis
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