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.
Mentioned in ?