FMA definition : Anterior segmental vein, each instance of which is vein draining the apical segment
of the superior lobe of some right lung and emptying into some right superior pulmonary
vein.;
Synonyme FMA : Apical bronchopulmonary segment of right superior pulmonary vein; Right V1; Right apical vein; Apical vein of right upper lobe; Apical vein of upper lobe of right lung; Apical branch of right superior pulmonary vein;
Anterior segmental vein, each instance of which is vein draining the apical segment
of the superior lobe of some right lung and emptying into some right superior pulmonary
vein.