P40

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p40 an immunostain that is both sensitive and specific for squamous cell carcinoma.

General

  • Considered superior to p63 as it is more specific.[1]
    • p63 stains a significant number of adenocarcinoma.

Positive

Negative

See also

References

  1. Bishop, JA.; Teruya-Feldstein, J.; Westra, WH.; Pelosi, G.; Travis, WD.; Rekhtman, N. (Mar 2012). "p40 (ΔNp63) is superior to p63 for the diagnosis of pulmonary squamous cell carcinoma.". Mod Pathol 25 (3): 405-15. doi:10.1038/modpathol.2011.173. PMID 22056955.