Definition: 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
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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.