Preferred Label : PD-L1 Tumor Proportion Score Less than 49;
NCIt synonyms : PDL1 TPS Less than 49; PD-L1 TPS 49%; CD274 TPS Less than 49; PD-L1 Tumor Proportion Score Less than 49 Percent; PD-L1 TPS Less than 49;
NCIt definition : A semi-quantitative finding indicating that less than 49 percent of the viable tumor
cells in a sample are positive for PD-L1 expression by immunostaining.;
Origin ID : C210426;
concept_is_in_subset
related_to_genetic_biomarker