| Health / Medical Topics |
Acinar Prostate Adenocarcinoma, Sarcomatoid Variant
A rare morphologic variant of acinar adenocarcinoma of the prostate gland with unfavorable prognosis, composed of both malignant glandular and sarcomatous components. The sarcomatous component contains a malignant spindle cell proliferation or specific mesenchymal elements including osteosarcoma, chondrosarcoma, and leiomyosarcoma. (NCI Thesaurus)
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