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microplethysmography

[mī′krō-plĕth′ĭz-mŏg′rə-fē]

n.

The technique of measuring and recording minute changes in the size of a limb or organ as a result of the volume of blood flowing into and out of it.

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