Medical Definition of Pericardium, visceral
Pericardium, visceral: The double inner layer of the pericardium. One layer of the visceral pericardium closely adheres to the heart, and the other lines the inner surface of the outer (parietal) pericardium. The intervening space is filled with pericardial fluid. Also known as epicardium.
Last Editorial Review: 7/1/2016
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