atrioventricular block

(redirected from second-degree AV block)
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Related to second-degree AV block: First degree heart block
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Noun1.atrioventricular block - recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeatatrioventricular block - recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat
arrhythmia, cardiac arrhythmia - an abnormal rate of muscle contractions in the heart
References in periodicals archive ?
An electrocardiogram (ECG) showed sinus arrhythmia, paroxysmal supraventricular tachycardia, second-degree AV block, and ST-T changes.
sup][15] reported a case of 7 years old ASD patient who underwent device closure procedures and developed second-degree AV block immediately after the procedure.
Second-degree AV block is characterized by intermittent conduction of these impulses from the atria to the ventricles.
1) Alternative explanations included vagal effects, second-degree AV block with escape complexes, dual AV nodal pathways, and ".
From published reports, the prevalence of second-degree AV block appears to be low in the postoperative period42.