cardiac arrhythmia

cardiac arrhythmia

A disturbance in the electrical impulses to the heart which results in an irregular rhythm or rate of heartbeat.

Thesaurus

Noun

1.

cardiac arrhythmia - an abnormal rate of muscle contractions in the heartarrhythmiacardiopathy, heart disease - a disease of the heartflutter - abnormally rapid beating of the auricles of the heart (especially in a regular rhythm); can result in heart blockcantering rhythm, gallop rhythm - cardiac rhythm characterized by the presence of an extra sound; can indicate a heart abnormalityatrial fibrillation - fibrillation of the muscles of the atria of the heartbradycardia - abnormally slow heartbeatAdams-Stokes syndrome, atrioventricular block, heart block, Stokes-Adams syndrome - recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeatpremature ventricular contraction, PVC - irregularity of cardiac rhythm; recurrent occurrences can be a precursor of ventricular fibrillationtachycardia - abnormally rapid heartbeat (over 100 beats per minute)ventricular fibrillation - fibrillation of heart muscles resulting in interference with rhythmic contractions of the ventricles and possibly leading to cardiac arrest