Differential diagnosis of murmur based on site of auscultation

Mitral area : 

Causes of systolic mumur

          MR (Mital regurgitation)

          AS (Aortic stenosis)

Diastolic murmur

          MS (Mitral stenosis)

          AR (Aortic regurgitation)

Tricuspid area:

Systolic murmur

          VSD    (Atrial septal defect)

          PS (pulmonary stenosis)

          TOF (Tetralogy of fallet)

Diastolic murmur

          AR

          PR

Continuous murmur

           PDA (Patent ductuts artenosis)

Aortic area :

Systolic murmur

           AS (Aortic Stenosis)

Posterior thorax : Mitral regurgitation

Thoracic spine :  Coarctation of aorta