quadrigeminy

qua·dri·gem·i·nal rhyth·m

a cardiac arrhythmia in which the heartbeats are grouped in fours, each usually composed of one sinus beat followed by three extrasystoles, but a repetitive group of four of any composition is quadrigeminal.
Synonym(s): quadrigeminy

quadrigeminy

/quad·ri·gem·i·ny/ (-jem´ĭ-ne)
1. occurrence in fours.
2. the occurrence of four beats of the pulse followed by a pause.

quad·ri·gem·i·ny

(kwahd'ri-jem'i-nē)
A cardiac arrhythmia in which every fourth beat is a premature contraction.
[L. quadrigeminus, fourfold]
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I knew that quadrigeminy was a common and benign tracing, but if I wasn't a physician (or hadn't been trained by a great upper-level resident as an intern), then I might have been too anxious to fall back asleep.
I knew that quadrigeminy was a benign tracing, but if I wasn't a physician (or hadn't been trained by a great upper-level resident as an intern), then I might have been too anxious to fall back asleep.
29 yo Ten month Exercise Stage 2: male history of stress test: Pantethine 1000 palpitations, atrial mg/Choline 30 seconds in bigeminy and bitartrate 4000 duration, up to quadrigeminy, mg three times up to 13 daily, worse PACs/min, post-exercise, ectopic atrial worse anxiety, pacemaker, especially test inappropriate anxiety blood pressure response to exercise.