FMA definition : Tributary of cavernouc sinus, each instance of which is a vein that begins at the
medial angle of some eye, where it communicates with some frontal, supraorbital, and
angular veins; it follows the distribution of some ophthalmic artery.;
Tributary of cavernouc sinus, each instance of which is a vein that begins at the
medial angle of some eye, where it communicates with some frontal, supraorbital, and
angular veins; it follows the distribution of some ophthalmic artery.