At a heart rate of 120 beats per minute, the diastolic period is shortened. This causes the third and fourth sound to be superimposed, creating a single loud sound.

The anatomy tab shows an enlarged left ventricle with decreased left ventricular contractility and a minimally enlarged left atrium.

After reviewing the sound, use the waveform and anatomy tabs for more information about this sound.

Summation Gallop at 120 beats per minute
maneuver
Position: Mitral
Maneuver: Supine
Chestpiece: Diaphragm

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This website is only for medical professional education. Contact a healthcare provider for medical care. Copyright 2017 © MedEdu LLC. All Rights Reserved. About | Privacy Policy | Email