vena caval foramen(redirected from Caval opening)
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Related to Caval opening: vena cava foramen
caval opening of diaphragm[TA]
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.
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vena caval foramen
The opening in the diaphragm through which the inferior vena cava and branches of the right vagus nerve passSee: caval foramen.
See also: foramen
Medical Dictionary, © 2009 Farlex and Partners