xanthogranuloma

[ zăn′thə-grăn′yə-lōmə ]

n.

An infiltration of retroperitoneal tissue by lipid macrophages, usually occurring in women.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.