Korotkoff's test

Ko·rot·koff's test

(kə-rŏt′kôfs, kô-)
n.
A test of collateral circulation in cases of aneurysm, in which the artery is compressed above the aneurysm; if blood pressure in the distal circulation is fairly high, the collateral circulation is good.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.