Treatment for blocked arteries, angiogram
Coloured angiogram (blood vessel X-ray) of the right arm of a patient after the treatment of a blockage in the brachial artery. The treatment, known as percutaneous transluminal angioplasty (PTA), involves the use of a balloon catheter inflated inside the artery to restore the blood flow., by SAMUNELLA/SCIENCE PHOTO LIBRARY
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