ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Angiography video of the lower limbs of a 58-year-old patient showing a blockage (thrombosis) of the femoral artery at lower right. The patient had high blood pressure and a high cholesterol level. There is no resumption of downstream arterial blood flow. Angiography is an imaging technique in which a radio-opaque contrast medium is injected into blood vessels to allow them to be seen on an X-ray.
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