The maximum VAF of somatic mutations of genes (AHNAK2, TTN, MUC17, MUC16, MAGEC1, FAM47C, MACF1, RPL1, FLG, PCLO, and ZNF208) in tumor tissues was positively correlated with that in cfDNA (Cor = 0.759; R2 = 0.576; p = 2.65 × 10–21, Fig. 6B). This evidence concerns the gene TTN and neoplasm.