Dictionary


tran'sient ische'mic attack'



Pathol.
a brief vascular spasm in which a partially blocked artery impedes blood flow to the brain, resulting in symptoms such as impaired vision, dizziness, numbness, or unconsciousness. Abbr.: TIA

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

transienttransient modulation
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