A left SVC occurs in 0.3% of the population and descends through the left mediastinum anteriorly to join the _______, which drains into the RA

three collateral communications of mesenteric arteries. Fibromuscular disease (FMD) has been described in what arteries Buerger disease (thromboangiitis obliterans) Most common complaint in symptomatic patients with PAVM Major complications of thoracic aortic aneurysms