special subjects
Angiography
Introduction
Angiography is a type of medical imaging that uses x-rays and a contrast agent to produce images of blood vessels. In angiography, x-rays are used to produce detailed images of blood vessels. It is sometimes called conventional angiography to distinguish it from CT angiography and Angiography can provide still images or motion pictures (called cineangiography). Cineangiography can show how fast blood travels through blood vessels. (See also Magnetic Resonance Imaging (MRI) of the Heart and 