Third and Fourth Heart Sound Gallop Lesson #676

patient thorax when auscultating by stethoscope

patient position during auscultation
The patient was supine during auscultation.

Description

Listen to the recording of a third and fourth heart sound gallop. Note that the third and fourth heart sounds are low frequency. S4 has a pitch somewhat lower than S3.

Patients with heart failure will often have a third heart sound. As the patient's condition improves, this S3 becomes a third and fourth heart sound gallop.

Phonocardiogram

Anatomy

Third and Fourth Heart Sound Gallop


Authors and Sources

Authors and Reviewers

Sources


? v:4 | onAr:0 | onPs:2 | tLb:0 | pv:1
uStat: False | db:0 | cc: US | tar: False | pu:False | #upl:0 | em: | disable: False



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