heart block

(redirected from Third-degree heart block)
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Related to Third-degree heart block: complete atrioventricular block, First degree heart block
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  • noun

Synonyms for heart block

recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat

References in periodicals archive ?
Mobitz type II second-degree heart block or third-degree heart block e.
The pathologic spectrum of atrioventricular conduction abnormalities ranges from first-degree heart block (static lengthening of the PR interval beyond 0.2 s) to third-degree heart block (failure of the sinoatrial node signal to conduct to the ventricles).
Third-degree heart block limits the heart's ability to pump blood throughout the body, and can also cause fatigue and fainting.
An additional 35 patients will be needed for the second phase of the study, which will proceed if fewer than 3 of the 19 women in the first phase have children with second- or third-degree heart block.
Increased rates of supraventricular dysrhythmias (RR=2.08; 95% CI, 1.44-2.99; number needed to harm [NNH]=77) and second- and third-degree heart block were demonstrated for patients receiving digoxin (RR=2.93; 95% CI, 1.61-5.34; NNH=125).