pseudocoarctation

[sōō′dō-kō′ärk-tāshən]

n.

Distortion, often with slight narrowing, of the aortic arch at the level of insertion of the arterial ligament.

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