pseudosarcoma

pseudosarcoma

 [soo″do-sahr-ko´mah]
sarcomatoid transformation of a carcinoma histologically resembling a sarcoma.

pseu·do·sar·co·ma

(sū'dō-sar-kō'mă),
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.

pseudosarcoma

[-särkō′mə]
a spindle cell epithelioma on skin that has been exposed to irradiation.

pseudosarcoma

A 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.
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References in periodicals archive ?
Since then, it has also been called pseudosarcoma, spindle cell carcinoma, and sarcomatoid carcinoma.
Carcinosarcoma and Pseudosarcoma of the esophagus: Two Names, One Disease-Copmrehensive Review of the Literature.
Carcinosarcoma of the oesophagus--a rare mixed type of tumor
Pseudosarcoma (polypoid sarcoma-like masses) associated with squamous-cell carcinoma of the mouth, fauces, and larynx: Report of ten cases.
Supracricoid partial laryngectomy as a primary treatment for carcinosarcoma of the larynx
1) This tumor has also been referred to as carcinosarcoma, pseudosarcoma, spindle cell carcinoma, and polypoid carcinoma.
Sarcomatoid carcinoma of esophagus
Cutaneous carcinosarcomais a biphasic malignant tumor made up of both epithelial and mesenchymal components, (2,5,6,11,13,14) Our review of the literature revealed a lack of consensus regarding terminology, as this entity is variously referred to as spindle-cell carcinoma, sarcomatoid carcinoma, metaplastic carcinoma, and pseudosarcoma.
Primary carcinosarcoma of the helix of the ear
Small Round Cell Tumors of Bone Pseudosarcomas of Soft Tissue
Research and Markets: Bone and Soft Tissue Pathology for the Surgical Pathologist
Useful Histopathologic or Etiologic Features of Intestinal Pseudoneoplasms Pseudoneoplasm Feature Pseudosarcomas Granulation tissuelike Bizarre stromal cells Vascular proliferations Elastofibromatous abnormalities Lipomatous changes Cellular infiltrate of Eosinophilic cells benign cells Foamy cells Signet ring cells Lymphoid nodules and hyperplasia Melanocytes Bizarre stromal cells Prolapse and entrapment Mucosal prolapse syndromes Entrapment of glands Gastritis cystica profunda Enteritis cystica profunda Colitis cystica profunda Entrapment of air Pneumatosis intestinalis Pseudolipomatosis Heterotopias Normal tissue in unusual sites Diseases of the "normal" tissue appearing in unusual sites Table 3.
Pseudoneoplasms of the gastrointestinal tract

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