Av

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Synonyms for Av

the eleventh month of the civil year

References in periodicals archive ?
Second and third degree A-V block are more frequent in elderly than in young patients.
Libraries can also subscribe to A-V Online on SilverPlatter's central Internet service.
Dual A-V nodal pathways typically come to medical attention when a patient presents with A-V nodal reentrant tachycardia, which most often begins with an atrial premature complex that blocks in the fast pathway, is conducted down the slow pathway, and then returns retrogradely up the fast pathway that is no longer refractory.
Although dual A-V nodal pathways can be demonstrated electrophysiologically in many patients, the anatomic substrate remains obscure.
The sixth P wave is an atrial premature complex that is conducted to the ventricles with a long P-R interval and initiates atrioventricular (A-V) nodal reentrant tachycardia.