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An angiogram is an X-ray test that provides pictures of the
blood flow in a blood vessel. During an angiogram, a material that shows up on
an X-ray (contrast material) is put into a blood vessel through a thin tube
An angiogram may be done to look for problems such as
a tear in a blood vessel that can cause blockage or bleeding, aneurysms (which
are weaknesses in the blood vessel wall), and blood clots or the buildup of
Sometimes a problem can be treated during
angiography. For example, a catheter can be used to open a blocked blood
vessel, deliver medicine to a tumor, or stop bleeding in the intestines.
Current as of:
November 27, 2012
Rakesh K. Pai, MD, FACC - Cardiology, Electrophysiology & Howard Schaff, MD - Diagnostic Radiology
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