thecoma

[ thē-kōmə ]

n.

A tumor derived from ovarian mesenchyme and consisting chiefly of spindle-shaped cells that frequently contain small droplets of fat; it may form considerable quantities of estrogens, causing development of secondary sexual features in prepubertal girls or endometrial hyperplasia in older individuals.theca-cell tumor

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