Pseudo-Progression and the Neutrophil-to-Lymphocyte Ratio in Non-Small Cell Lung Cancer Treated with Immune Checkpoint Inhibitors: A Case-Control Study.

The NLR could be a viable clue for distinguishing between PsPD and TPD. Patients with a high post-treatment NLR in this study all had TPD, suggesting that these subjects should be considered for an early transition to the next drug treatment regimen.