Programmed Death Ligand 1 Immunohistochemistry in Triple-Negative Breast Cancer: Evaluation of Inter-Pathologist Concordance and Inter-Assay Variability.
Soomin AhnJi Won WooHyojin KimEun Yoon ChoAhrong KimJee-Yeon KimChung Yeul KimHee Jin LeeJi Shin LeeYoung Kyung BaeYoungmee KwonWan Seop KimSo Yeon ParkPublished in: Journal of breast cancer (2021)
The concordance of PD-L1 IC scoring among pathologists was low, at the 1% cutoff for the SP142 assay without training. SP142 showed the lowest PD-L1 expression in both IC and TC.
Keyphrases