Analysis of the efficacy of first hepatic portal blockade in laparoscopic microwave ablation treatment of hepatic vascular tumors

doi:10.4240/wjgs.v18.i4.113354

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World Journal of Gastrointestinal Surgery

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1948-9366

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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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 Gastrointest Surg. Apr 27, 2026; 18(4): 113354
Published online Apr 27, 2026. doi: 10.4240/wjgs.v18.i4.113354

Table 6 Comparison of the incidence of postoperative adverse reactions, n (%)

Adverse reaction	Blocking (n = 87)	Non-blocking (n = 79)	Test statistic	P value
Fever			χ² = 2.763	0.096
Yes	7 (8.05)	13 (16.46)
No	80 (91.95)	66 (83.54)
Hemoglobinuria			χ² = 6.944	0.008^a
Yes	3 (3.45)	12 (15.19)
No	84 (96.55)	67 (84.81)
Hemolytic jaundice			χ² = 5.477	0.019^a
Yes	6 (6.90)	15 (18.99)
No	81 (93.10)	64 (81.01)
Acute kidney injury			χ² = 9.256	0.002^a
Yes	0 (0.00)	8 (10.13)
No	87 (100.00)	71 (89.87)
Pulmonary infection			χ² = 1.404	0.236
Yes	8 (9.20)	12 (15.19)
No	79 (90.80)	67 (84.81)
Pleural effusion			χ² = 1.018	0.313
Yes	6 (6.90)	9 (11.39)
No	81 (93.10)	70 (88.61)
Complete ablation			χ² = 0.017	0.896
Yes	69 (79.31)	62 (78.48)
No	18 (20.69)	17 (21.52)
Postoperative hospital stay (days)	6.000 (5.0,7.0)	6.000 (4.0,7.0)	Z = -1.235	0.217

^aP < 0.05 indicated a statistically significant difference.

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Citation: Meng TF, Wang S, Chen C, Deng SK. Analysis of the efficacy of first hepatic portal blockade in laparoscopic microwave ablation treatment of hepatic vascular tumors. World J Gastrointest Surg 2026; 18(4): 113354
URL: https://www.wjgnet.com/1948-9366/full/v18/i4/113354.htm
DOI: https://dx.doi.org/10.4240/wjgs.v18.i4.113354

Meng TF, Wang S, Chen C, Deng SK. Analysis of the efficacy of first hepatic portal blockade in laparoscopic microwave ablation treatment of hepatic vascular tumors. World J Gastrointest Surg 2026; 18(4): 113354 [DOI: 10.4240/wjgs.v18.i4.113354]

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