SOVEREIGN, ISM / SCIENCE PHOTO LIBRARY SOVEREIGN, ISM / SCIENCE PHOTO LIBRARY
Coloured three-dimensional Computed Tomography (CT) angio scan of the abdominal aorta (artery) in a patient, showing a stent (white) implanted to treat an aneurysm. Aneurysm is the bulging of an artery due to weakening of the artery wall, and a stent (a double woven wire mesh) is a prosthesis which provides support for the artery.
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