Article
Accuracy of Cytologic vs Histologic Specimens for Assessment of Programmed Cell Death Ligand-1 Expression in Non-Small Cell Lung Cancer
20 Sept 2023
Abstract excerpt
BACKGROUND: Programmed cell death ligand-1 (PD-L1) expression on tumor cells, evaluated by immunohistochemistry, guides the use of immunotherapy in advanced non-small cell lung cancer (NSCLC). RESEARCH QUESTION: What is the sensitivity and specificity of PD-L1 testing performed in cytologic vs paired histologic specimens in patients with NSCLC? STUDY DESIGN AND METHODS: The MEDLINE, Embase, Web of Science, and...
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