atrioventricular extrasystole

n.

A premature contraction of the heart in which the stimulus arises from either the A-V node or A-V bundle.A-V extrasystole

Nearby words

  1. atrioventricular bundle,
  2. atrioventricular canal,
  3. atrioventricular canal cushion,
  4. atrioventricular conduction,
  5. atrioventricular dissociation,
  6. atrioventricular groove,
  7. atrioventricular interval,
  8. atrioventricular nodal extrasystole,
  9. atrioventricular nodal rhythm,
  10. atrioventricular node


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