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Table 1 Immunohistochemical features of spindle cell lesions of the prostate

From: A rare case of malignant solitary fibrous tumor in prostate with review of the literature

  pankeratin SMA Desmin Myogenin CD34 PSA PgR CD117 STAT6
STUMP neg neg/pos neg/pos neg pos neg pos neg neg
PSS neg neg/pos neg/pos neg pos neg pos neg neg
SMT neg/pos pos pos neg neg neg pos/neg neg neg
IMT neg/pos pos pos neg neg neg neg pos/neg neg
SFT neg neg/pos neg neg pos neg pos/neg neg pos
GIST neg pos/neg pos/neg neg pos neg neg pos neg
SC pos/neg neg/pos neg/pos neg neg pos/neg neg neg neg
  1. STUMP stromal tumor or uncertain malignant potential, PSS prostatic stromal sarcoma, SMT smooth muscle tumors, IMT inflammatory myofibroblastic tumor, SFT solitary fibrous tumor, GIST gastrointestinal stromal tumor, SC sarcomatoid carcinoma, RMS rhabdomyosarcoma, SMA smooth muscle actin, CD34 cluster of differentiation 34, PSA prostate-specific antigen, PgR progesterone receptor, CD117 cluster of differentiation 117, STAT6 signal transduction and activation of transcription 6