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sinoatrial block

sinoatrial block in Medicine

sinoatrial block n.
Failure of an impulse to leave the sinoatrial node. Also called sinoauricular block, sinus block.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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