Atrial Fibrillation

Brief Information
The conduction system is malfunctioning and is in anarchic state. Any contractions of the atria that gets through to the ventricle is irregular. The sounds are best described as chaotic.
Findings on Examination
Arrhythmic contraction of the atria gives way to rapid series of irregular spasms of muscle wall. No discernible regularity in rhythm or pattern.

Heart Sound
Compare with
Normal Heart Sound (441K)
Third Heart Sound (441K)
Fourth Heart Sound (442K)
Summation Gallop (442K)

Y.E. Kocabasoglu and R.H. Henning

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