supraventricular extrasystole

Also found in: Acronyms.

su·pra·ven·tric·u·lar ex·tra·sys·to·le

an extrasystole arising from a center above the ventricle, that is, arising from the atrium or AV junction.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
For supraventricular extrasystoles, the coverage was 41.1 [31.2; 51.5]% and 49.0 [38.2; 59.4]% respectively.
Holter ECG device Syneflash Card MinHR/24h revealed findings composed of an hour intervals of the heart-rate, pause, missed beats, supraventricular extrasystoles (isolated and couplet), ventricular extrasystoles (isolated and couplet), total extrasystoles and ST segment deviations each.

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