Porter's sign

Porter's sign definition - medical

Por·ter's sign (pôrˈtərz)

noun
An indication of aneurysm of the aortic arch marked by pulsation of the trachea when the cricoid cartilage of the larynx is drawn upward with the thumb and forefinger while the individual sits with the head thrown back and mouth closed.

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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