Preferred Label : PD-L1 Tumor Proportion Score Less than 50;
NCIt synonyms : CD274 TPS Less than 50; PD-L1 TPS 50%; PD-L1 Tumor Proportion Score Less than 50 Percent; PD-L1 TPS Less than 50; PDL1 TPS Less than 50;
NCIt definition : A semi-quantitative finding indicating that less than 50 percent of the viable tumor
cells in a sample are positive for PD-L1 expression by immunostaining.;
Origin ID : C216952;
concept_is_in_subset
related_to_genetic_biomarker