Principles of Analytic Validation of Immunohistochemical Assays: Guideline Update.
Jeffrey D GoldsmithMegan L TroxellSinchita Roy-ChowdhuriCarol F ColasaccoMary Elizabeth EdgertonPatrick L FitzgibbonsRegan FultonThomas HaasPatricia L KandalaftTanja KalicaninChristina LacchettiPatti LoykasekNicole E ThomasPaul E SwansonAndrew M BellizziPublished in: Archives of pathology & laboratory medicine (2024)
While many of the original guideline statements remain similar, new recommendations address analytic validation of assays with distinct scoring systems, such as programmed death receptor-1 and analytic verification of US Food and Drug Administration approved/cleared assays; more specific guidance is offered for validating immunohistochemistry performed on cytology specimens.