In NSCLC patients, SUVmax (16.5 ± 8.8/12.1 ± 5.6, P = 0.002), SUR-L (7.7 ± 3.8/5.3 ± 3.2, P = 0.000), and SUR-BP (11.1 ± 6.0/7.8 ± 5.4, P = 0.001) were higher in the PD-L1-positive group. The gene discussed is CD274; the disease is non-small cell lung carcinoma.