Comparison of laparoscopic and open surgery for pyogenic liver abscess with biliary pathology

Table 1 Clinical manifestation of patients with pyogenic liver abscesses

Variables	LS group (n = 13)	OS group (n = 18)
Fever/chills	11	17
Abdominal pain	10	14
Vomiting	8	10
Jaundice	5	8
Septic shock	1	1
RUQ tenderness	10	15
Murphy’s sign	6	7
Hepatomegally	4	6

LS: Laparoscopic surgery; OS: Open surgery; RUQ: Right upper quadrant.

Table 2 Initial laboratory values for pyogenic liver abscesses

Parameter	LS group (n = 13)	OS group (n = 18)
WBC count (> 10 000/mL)	12	18
Serum albumin (< 35 g/L)	8	11
Total bilirubin (> 20 μmol/L)	7	10
AST (> 60 U/L)	6	9
Serum creatinine (> 80 μmol/L)	2	3
PT (> 14.8 s)	2	2

LS: Laparoscopic surgery; OS: Open surgery; WBC: White blood cell; AST: Aspartate aminotransferase; PT: Prothrombin time.

Table 3 Origin of pyogenic liver abscesses

Variables	LS group (n = 13)	OS group (n = 18)
Cholelithiasis	6	7
Choledocholithiasis	3	5
Hepatolithiasis	3	4
Intrahepatic biliary stricture	1	1
Biliary cystadenoma	0	1

LS: Laparoscopic surgery; OS: Open surgery.

Table 4 Operative procedures performed on the patients

Operative procedures	LS group (n = 13)	OS group (n = 18)
Drainage of abscess with cholecystectomy	6	7
Drainage of abscess with CBD exploration/and cholecystectomy	3	5
Left lateral segmentectomy	2	4
Left hemihepatectomy	2	2

LS: Laparoscopic surgery; OS: Open surgery; CBD: Common bile duct.

Table 5 Comparison of results in laparoscopic surgery group and open surgery group

Variables	LS group (n=13)	OS group (n = 18)
Operating time (min)	117 ± 27	112 ± 31
Intraoperative blood loss (mL)	139 ± 51	146 ± 47
Intraoperative blood transfusion (%)	1 (7.7)	1 (5.6)
Commencement of oral intake (d)	1.9 ± 0.4	3.1 ± 0.7
Postoperative complications (%)	2 (15.4)	3 (16.7)
Postoperative hospital stay (d)	11.3 ± 2.9	14.5 ± 3.7
Intermediate residual stone (%)	0 (0)	1 (5.6)
Abscess recurrence (%)	0 (0)	1 (5.6)
Perioperative mortality (%)	0 (0)	0 (0)

LS: Laparoscopic surgery; OS: Open surgery.