radioallergosorbent test

Medical Dictionary

radioallergosorbent test ra·di·o·al·ler·go·sor·bent test (rā'dē-ō-āl'ər-gō-sôr'bənt, -zôr'-)
n.
Abbr. RAST
A radioimmunoassay test to detect certain types of immunoglobulin-bound allergens responsible for tissue hypersensitivity.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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