lobular carcinoma


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  • Stains

    • negative Ecad, myoeps (p63, sm myosin)
    • positive AE1/AE3
    • stain all nodes with AE1/AE3

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    • Invasive lobular carcinoma
    • Nottingham combined histologic grade: *** of 3
      • Tubule formation score: 3 of 3
      • Nuclear pleomorphism score: *** of 3
      • Mitotic count score: *** of 3
    • Comment on LCIS, calcifications
    • Carcinoma measures *** in greatest linear extent
    • get ER/PR/Her2
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