dorsal branches of the posterior intercostal veins 4-11

dor·sal branches of the pos·te·ri·or in·ter·cos·tal veins 4-11

[TA] major tributaries of the fourth through 11th posterior intercostal veins; area drained is the same as that supplied by the dorsal branches of posterior intercostal arteries. Synonym(s): rami dorsales venarum intercostalium posteriorum IV-XI [TA]