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Fig. 5 | World Journal of Surgical Oncology

Fig. 5

From: Differential treatment responses to immune checkpoint inhibitor (ICI) therapy in a case of multiple primary malignancies: the programmed death ligand-1 (PD-L1) negative ureteral and lung metastasis from a clear cell renal cell carcinoma appearing after robotic-assisted partial nephrectomy progressed after ICI therapy, while synchronous PD-L1-positive primary lung squamous cell carcinoma responded very well to ICI therapy: a case report

Fig. 5

Programmed death-ligand 1 (PD-L1 clone 22C3) immunohistochemistry in A lung SCC, B the renal tumor, C ureteral metastasis, and D lung metastasis from the RCC. The tumor proportion score (TPS) in B, C, and D was < 1%, whereas that in A was 1–49%. PD-L1, reduced from 100 × 

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World Journal of Surgical Oncology

ISSN: 1477-7819

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