endocardial(redirected from endocardial splitting)
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1. situated or occurring within the heart.
2. pertaining to the endocardium.
endocardial cushions elevations on the atrioventricular canal of the embryonic heart that later help form the interatrial septum.
en·do·car·di·ac, endocardial (en'dō-kar'dē-ak, -dē-ăl),
1. Synonym(s): intracardiac
2. Relating to the endocardium.