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Fig. 1C —Time-resolved MR angiography (MRA) of normal central veins in
73-year-old woman. See also Figure S1, AVI images, at
www.ajronline.org.
Venous phase image shows mild diffuse narrowing of left internal jugular vein
(arrow) with no collaterals. Right internal jugular, bilateral
subclavian, and bilateral brachiocephalic veins as well as SVC are all widely
patent. Note mild residual opacification of heart, arteries, and pulmonary
vessels.