Serum levels of ALT, AST, and TBil were 178.894 ± 205.229 IU/L, 116.865 ± 146.940 IU/L, and 41.843 ± 72.044 mmol/L, respectively, for CHB patients; 61.043 ± 117.280 IU/L, 70.171 ± 114.080 IU/L, and 38.336 ± 43.166 mmol/L, respectively, for LC-B patients; and 86.861 ± 270.105 IU/L, 172.730 ± 219.91 IU/L, and 238.420 ± 139.550 mmol/L, respectively, for LF-B patients (Table 2). This evidence concerns the gene GPT and laryngotracheoesophageal cleft.