arteriomyomatosis

[är-tîr′ē-ō-mī′ō-mə-tōsĭs]

n.

An overgrowth of irregular muscular fibers causing a thickening of the walls of an artery.

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