Percutaneous transhepatic extraction and balloon dilation for simultaneous gallbladder stones and common bile duct stones: A novel technique

Table 2 Relevant variables before and one week after percutaneous transhepatic balloon dilation and one week after percutaneous transhepatic extraction and balloon dilation

Item	Before PTBD	One week after PTBD	One week after PTEBD
AST (U/L)	128.1 ± 47.7	42.7 ± 23.1a	23.5 ± 10.1ab
TBIL (µmol/L)	169.0 ± 56.6	62.8 ± 21.5a	16.1 ± 8.8ab
DBIL (µmol/L)	110.6 ± 40.3	36.5 ± 12.1a	11.8 ± 8.0ab
WBC (× 109/L)	16.5 ± 2.6	11.2 ± 2.1a	7.3 ± 1.6ab
ALB (g/L)	21.4 ± 4.9	32.5 ± 3.2a	37.6 ± 3.1ab

^aP < 0.01 compared with parameters before PTBD;

^bP < 0.01 compared with parameters one week after PTBD. AST: Aspartate aminotransferase; TBIL: Total bilirubin; DBIL: Direct bilirubin; WBC: White blood cell; ALB: Albumin; PTBD: Percutaneous transhepatic balloon dilation: PTEBD: Percutaneous transhepatic extraction and balloon dilation.