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caval opening of diaphragm


Definition: 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

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.