arterial spider

Medical Dictionary

arterial spider n.
A telangiectatic arteriole in the skin having capillary branches that radiate from a central area in a manner similar to legs from the body of a spider. Also called spider nevus, spider telangiectasia, vascular spider.

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