Biomarkers
PD-L1 TPS
Also known as: PD-L1 expression, Tumor proportion score
Definition
Tumor Proportion Score measuring PD-L1 expression on tumor cells, used to select patients for immunotherapy.
Detailed Explanation
Higher PD-L1 TPS correlates with better response to PD-1/PD-L1 inhibitors in several cancers, guiding monotherapy versus combination approaches.