Rev Pneumol Clin
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Despite recent advances in targeted therapy of non-small cell lung cancer (NSCLC), many patients do not benefit from these therapies. Inhibition of PD1/PDL1 is an interesting therapeutic target which restores the immune system against tumor cells. PD1 is located on lymphocytes and PDL1 on the antigen presenting cells. ⋯ Anti-PD1 and anti-PDL1 antibodies exposed to new adverse events including auto-immune diseases whose support is not codified. Questions about treatment duration and criteria evaluation are not resolved. These treatments pave the way for immunomodulation in NSCLC treatment.