Systolic Murmurs - Differential Diagnosis Algorithm

Benign / Flow / Hyperdynamic:

 • Pregnancy

 • Fever

 • Anemia

Supravalvular Stenosis:

 • Aortic Coarctation

 • Supravalvular Aortic Stenosis (rings, webs)

Subvalvular Stenosis:

 • Hypertrophic Obstructive Cardiomyopathy

 • Subvalvular Aortic Stenosis (rings, webs)

Aortic Stenosis:

 • Uni-/Bicuspid

 • Degenerative (Tricuspid)

 • Rheumatic Heart Disease

Pulmonary Stenosis 

Mitral Regurgitation - Leaflet/Annulus

 • Prolapse

 • Dilated cardiomyopathy

 • Endocarditis

 • Hypertrophic Cardiomyopathy

 • Rheumatic Fever

 • Marfan's Disease

Mitral Regurgitation - Chordae Tendinae

 • Rupture

 • Endocarditis

 • Rheumatic Fever

 • Trauma

Mitral Regurgitation - Papillary Muscle Dysfunction

 • Ischemia

 • Infarct

 • Rupture

Tricuspid Regurgitation - Dilation of Right Ventricle/Annulus

 • Dilated cardiomyopathy

 • Pulmonary Hypertension

Tricuspid Regurgitation - Leaflet

 • Prolapse

 • Endocarditis

 • Rheumatic Fever

 • Ebstein's Anomaly

 • Carcinoid



#Systolic #Murmurs #Cardiology #Differential #Diagnosis #Algorithm #causes