1 ICD-9-CM 438.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 438.9 should only be used for claims with a date of service on or before September 30, 2015.
1. vein-a blood vessel that carries blood from the capillaries toward the heart; all veins except the pulmonary vein carry unaerated blood. vena, venous blood vessel. accessory cephalic vein, vena cephalica accessoria-a vein that passes along the radial edge of the forearm and joins the cephalic vein near the elbow.
vein (vÄn) n. 1. a. Anatomy Any of the membranous tubes that form a branching system and carry blood to the heart from the cells, tissues, and organs of the body. b. A blood vessel of any kind; a vein or artery: felt the blood pounding in her veins.