PEComa


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  • Clinical

    • age 40-75
  • Histology

    • epithelioid cells
    • group 1: dissecting into myometrium, clear to pale granular, diffuse HMB45+
    • group 2: less dissection, less clear features, less HMB45, more smooth muscle+
    • cytoplasm: clear to eosinophilic granular
  • Stains

    • HMB45+
    • smooth muscle +/-