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