The customer service number to call for Nationwide car insurance is 1-877-ON YOUR SIDEÂ«â¢ (1-877-669-6877.) The corporate headquarters number is 800-882-2822. 1 person found this useful.
In this patient, the right coronary artery (RCA) is filled with contrast agent. By a natural bypass, that is, the collateral channel (arrows), the left coronary artery (LAD), which is blocked at its origin (ring), is filled with blood.
Definition. 1  Coronary artery bypass graft surgery is a surgical procedure in which one or more blocked coronary arteries are bypassed by a blood vessel graft to restore normal blood flow to the heart. These grafts usually come from the patient's own arteries and veins located in the leg, arm, or chest.