Friedreich's sign

Friedreich's sign definition - medical

Friedreich's sign

noun
An indication of adherent pericardium in which previously distended neck veins suddenly collapse with each diastole of the heart.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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