Radiopaque markers are placed at the end of a stent to improve visualization of device. The markers (A; arrows) show the position of a stent located at the junction of the subclavian and brachiocephalic veins. The picture of a stent (B) shows the markers (dashed arrow) embedded within it.
Courtesy of Gerald A Beathard, MD, PhD.
Graphic 127573 Version 1.0
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