And based on the comparison of SUVmax, MTV3.0 and TLG3.0 expressed by PD-L1, SUVmax, MTV3.0 and TLG3.0 values were significantly higher in patients with CRC with high PD-L1 expression than those with low expression; the difference was statistically significant (Figure 3). This evidence concerns the gene CD274 and colorectal carcinoma.