premature ventricular contraction
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Related to premature ventricular contraction: premature atrial contraction
premature ventricular contraction (PVC),
compression within the lower cardiac chambers; such contractions may cause perception of palpitation in patient.
Farlex Partner Medical Dictionary © Farlex 2012
premature ventricular contraction
n. Abbr. PVC
An ectopic heartbeat that originates in the ventricles of the heart and sometimes produces accompanying palpitations.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
premature ventricular contraction
Ventricular premature beat Cardiology A ventricular beat initiated by an ectopic focus, which occurs before the usual sinuatrial beat, characterized by premature, widened, bizarre QRS complexes, not preceded by a P wave; PVCs are extremely common, occur in1⁄2 of normal adults monitored by EKG for 24 hrs, and are of no significance Etiology Anxiety, fever, stimulants, associated with drug toxicity–digitalis, quinidine, tricyclic antidepressants and an indication for discontinuing therapy Treatment Lidocaine, quinidine, propranolol, amiodaroneMcGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
pre·ma·ture ven·tri·cu·lar con·trac·tion
(PVC) (prē'mă-chŭr' ven-trik'yū-lăr kŏn-trak'shŭn)Compression within the lower cardiac chambers; such contractions may cause perception of palpitation in patient.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
pre·ma·ture ven·tri·cu·lar con·trac·tion
(PVC) (prē'mă-chŭr' ven-trik'yū-lăr kŏn-trak'shŭn)Compression within the lower cardiac chambers.
Medical Dictionary for the Dental Professions © Farlex 2012