premature junctional contraction


Also found in: Acronyms.

pre·ma·ture junc·tion·al con·trac·tion

(PJC) (prē'mă-chŭr' jungk'shŭn-ăl kŏn-trak'shŭn)
A premature cardiac beat arising from the atrioventricular junction, accompanied by normal or abnormal QRS complexes.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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