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postextrasystolic pause in Medicine

postextrasystolic pause

(pōst′ĕk-strə-sĭ-stŏlĭk)
n.
  1. The somewhat prolonged cycle in the heartbeat immediately following an extrasystole.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.