digital subtraction angiography


noun

a computerized x-ray technique in which arteries are visualized following injection of dye into a vein. Abbreviation: DSA
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Medicine definitions for digital subtraction angiography

digital subtraction angiography

[ səb-trăkshən ]

n.

A computer-assisted x-ray technique that subtracts images of bone and soft tissue to permit viewing of the cardiovascular system.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.