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irregularity of the heart due to extrasystoles that are too weak to open the semilunar valves; often owing to the long pause following the premature beat, extra long pauses equal to two regular cycles occur from time to time between pulse beats.
Synonym(s): pulsus intercidens
A pulse in which occasional beats are skipped, caused by conditions such as premature atrial contractions, premature ventricular contractions, and atrial fibrillation. Synonym: irregular pulse
See also: pulse