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Diagnostic Utility of the PD-L1 Immunostaining in Biopsy Specimens of Patients with Biliary Tract Neoplasms.

Kazuyuki MatsumotoToshiaki OharaMasayoshi FujisawaAkinobu TakakiMasahiro TakaharaHironari KatoRyuichi YoshidaYuzo UmedaTakahito YagiAkihiro MatsukawaHiroyuki Okada
Published in: Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract (2022)
Biopsy samples could be a surrogate material for the assessment of the PD-L1 expression with substantial positive and high negative concordance rates.
Keyphrases
  • fine needle aspiration
  • ultrasound guided