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arteria lusoria in Medicine

arteria lusoria

(lōō-sôrē-ə)
n.
  1. An abnormally placed artery or vascular ring causing pressure on the esophagus and producing dysphagia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.