3 doctors weighed in:

Why can we hear better the diastolic murmur in expiration?

3 doctors weighed in
Dr. Mark Gabelman
Internal Medicine - Cardiology
2 doctors agree

In brief: Proximity

In expiration less air is in the lungs moving the heart and great vessels closer to the chest wall and therefore the stethoscope.
This makes the murmurs louder and easier to hear.

In brief: Proximity

In expiration less air is in the lungs moving the heart and great vessels closer to the chest wall and therefore the stethoscope.
This makes the murmurs louder and easier to hear.
Dr. Mark Gabelman
Dr. Mark Gabelman
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