sinus arrhythmia

sinus arrhythmia definition - medical

sinus arrhythmia

noun
Irregularity of the heartbeat due to a variation in the sinus rhythm.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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