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  3. Mechanical S1

vimeo-463363657--MechanicalS1_3.mp4

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Patient 1
Clip 1
Annotated Compare
Cardiology Heart Sounds

Mechanical S1

A mechanical S1 is generated by closure of a prosthetic heart valve (virtually always in the mitral position). It has a “metallic” quality. The presence of a sternotomy scar can provide a clue to the history of valve replacement.

Card Tutorial

Patient 1

This patient has a mechanical mitral valve. Notice the “metallic” quality of S1.

Mechanical S1

Annotated

Loud S2 Normal S1

Teaching physical diagnosis through a library of real clinical findings.

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