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Fig. 4 43-year-old man with radiocephalic arteriovenous fistula
(AVF) who complained of distal forearm mass and left upper extremity swelling.
MDCT angiography image in 3D shaded-surface display shows complete vascular
tree of radiocephalic AVF with venous aneurysm (open arrow)
associated with occlusion of left brachiocephalic vein (large arrow).
Note collateral veins (small arrows) at left shoulder and neck
regions are also clearly depicted.