sarcomatoid transformation of a carcinoma histologically resembling a sarcoma.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A bulky polyploid malignant tumor of the esophagus, composed of spindle cells with a focus of squamous cell carcinoma; spindle cells may be epithelial or metaplastic malignant fibroblasts.
Farlex Partner Medical Dictionary © Farlex 2012
pseudosarcomaA tumor mimicking a sarcoma, the significance of which differs according to site of origin Oral cavity Spindle cell carcinoma, a type of SCC. See Spindle cell cacinoma Soft tissue
1. Pseudosarcomatous fasciitis Nodular fasciitis;.
2. Pseudo-KS, see there Urogenital tract Inflammatory pseudotumor A small, sessile and/or friable 'tumor' with ↑ cellularity and ↑ mitotic activity, which bleeds easily and occurs at the site of recent surgery to the bladder, prostate or vagina, representing a florid inflammatory response to a local insult. See Inflammatory pseudotumor. Cf Sarcoma.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.