pseudosarcoma

[ sōō′dō-sär-kōmə ]

n.

A bulky polyploid malignant tumor of the esophagus composed of spindle cells with a focus of squamous cell carcinoma.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.