Portal vein-based subsegmental classification of liver segment four for parenchyma-sparing laparoscopic resection: A retrospective study

doi:10.3748/wjg.120736

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World Journal of Gastroenterology

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1007-9327

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Retrospective Study

Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.

World J Gastroenterol. Nov 28, 2026; 32(44): 120736
Published online Nov 28, 2026. doi: 10.3748/wjg.120736

Table 2 Perioperative liver function and resection margins in type II patients (n = 78)

Variable	Pre-operative	POD1	POD3	POD5	P value
AST (U/L)	31.5 ± 10.6	239.1 ± 81.5	76.3 ± 37.7	43.6 ± 15.8	< 0.001
ALT (U/L)	28.3 ± 8.4	192.8 ± 77.6	70.3 ± 29.8	39.8 ± 12.2	< 0.001
Total bilirubin (µmol/L)	12.9 ± 4.1	20.8 ± 7.2	25.6 ± 7.2	15.8 ± 4.8	< 0.001
INR	1.00 ± 0.10	1.21 ± 0.10	1.18 ± 0.09	1.05 ± 0.05	0.002
Albumin (g/L)	42.0 ± 4.1	35.6 ± 4.2	36.9 ± 3.9	39.3 ± 3.4	0.004
ALBI score	-2.67 ± 0.33	-1.98 ± 0.41	-2.12 ± 0.37	-2.45 ± 0.32	< 0.001
Resection margin (mm)	-	-	-	9.8 ± 3.2	-
R0 resection rate (%)	-	-	-	100 (78/78)	-

POD: Postoperative day; ALT: Alanine aminotransferase; AST: Aspartate aminotransferase; INR: International normalized ratio; ALBI: Albumin-bilirubin.

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Citation: Huang K, Hu HY, Chen K, Chen XY, Chen Z, Sun Y, Du CY, Chang GX, Fu H, Hu C, Xiao H, Lan X. Portal vein-based subsegmental classification of liver segment four for parenchyma-sparing laparoscopic resection: A retrospective study. World J Gastroenterol 2026; 32(44): 120736
URL: https://www.wjgnet.com/1007-9327/full/v32/i44/120736.htm
DOI: https://dx.doi.org/10.3748/wjg.120736

Huang K, Hu HY, Chen K, Chen XY, Chen Z, Sun Y, Du CY, Chang GX, Fu H, Hu C, Xiao H, Lan X. Portal vein-based subsegmental classification of liver segment four for parenchyma-sparing laparoscopic resection: A retrospective study. World J Gastroenterol 2026; 32(44): 120736 [DOI: 10.3748/wjg.120736]

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