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Medical Term:

caval opening of diaphragm


an orifice in the right lobe of the central tendon of the diaphragm that transmits the inferior vena cava and branches of the right phrenic nerve.

Synonym(s): foramen of vena cava, foramen quadratum, foramen venae cavae, vena caval foramen

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.