Cardio| S3 Heart Sound
Nov 18, 2022•3 min•Season 1Ep. 4
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Episode description
1.04 S3 Heart Sound
Cardiovacular system reveiw for the USMLE Step 1 exam.
- The S3 heart sound, also called an S3 gallop or ventricular gallop, is an extra sound that occurs in early diastole during the ventricular filling phase
- It can be normal for some people and a sign of disease in others
- It is caused by a dilated or floppy ventricle and is associated with dilated or floppy ventricles.
- S3 can also be caused by increases in volume load on the ventricles
- It is commonly found in children and young adults, athletes, and people who are pregnant
- It is heard best when at the apex of the heart when the patient is placed in the left lateral decubitus position
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