Proposal of a new classification scheme for complete portal vein thrombosis and its clinical significance: A retrospective study

doi:10.3748/wjg.v32.i17.117479

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World Journal of Gastroenterology

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1007-9327

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

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. May 7, 2026; 32(17): 117479
Published online May 7, 2026. doi: 10.3748/wjg.v32.i17.117479

Table 1 Baseline characteristics of the included patients, mean ± SD/n (%)

	Acute PVT (n = 46)	Chronic PVT (n = 59)	Cavernous transformation (n = 22)	Mixed PVT (n = 44)
Age (years)	45.2 ± 5.9	47.8 ± 4.2	45.4 ± 4.3	48.4 ± 3.6
Gender
Male	33 (71.7)	42 (71.2)	17 (77.3)	32 (72.7)
Female	13 (28.3)	17 (28.8)	5 (22.7)	12 (27.3)
Background disease
HBV cirrhosis	24 (52.2)	29 (49.2)	7 (31.8)	20 (45.5)
HCV cirrhosis	0 (0)	1 (1.7)	1 (4.5)	0 (0)
ALC	10 (21.7)	13 (22.0)	5 (22.7)	7 (15.9)
PBC	2 (4.3)	3 (5.1)	0 (0)	2 (4.5)
AIC	2 (4.3)	6 (10.2)	1 (4.5)	1 (2.3)
BCS	3 (6.5)	5 (8.5)	1 (4.5)	3 (6.8)
HVOD	1 (2.2)	2 (3.4)	1 (4.5)	2 (4.5)
Unknown cause	4 (8.7)	0 (0)	6 (27.3)	9 (20.5)
Clinical symptoms
Abdominal pain	10 (21.7)	10 (17.0)	0 (0)	6 (13.6)
Variceal bleeding	12 (26.1)	21 (35.6)	8 (36.4)	15 (34.1)
Refractory ascites	15 (32.6)	11 (18.6)	5 (22.7)	14 (31.8)
Both above	5 (10.9)	13 (22.0)	8 (36.4)	7 (15.9)
Intestinal necrosis	0 (0.0)	2 (3.4)	1 (4.5)	1 (2.3)
Severe jaundice	4 (8.7)	2 (3.4)	0 (0)	1 (2.3)
Child-Pugh grade
Child A	17 (37.0)	21 (35.6)	10 (45.5)	16 (36.4)
Child B	21 (45.6)	26 (44.1)	10 (45.5)	19 (43.2)
Child C	8 (17.4)	12 (20.3)	2 (9.1)	9 (20.4)
Pre-PPG (mmHg)	24.76 ± 5.69	22.73 ± 6.70	21.05 ± 5.65	24.63 ± 6.23
Post-PPG (mmHg)	12.88 ± 3.24	18.26 ± 5.57	14.07 ± 4.04	17.72 ± 4.48

PVT: Portal vein thrombosis; HBV: Hepatitis B virus-related cirrhosis; HCV: Hepatitis C virus-related cirrhosis; ALC: Alcoholic liver cirrhosis; PBC: Primary biliary cirrhosis; AIC: Autoimmune cirrhosis; BCS: Budd-Chiari syndrome; HVOD: Hepatic veno-occlusive disease; PPG: Portal venous pressure gradient.

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Citation: Lv YF, Liu BW, Han Y, Meng MM, Li DZ, Tian H, Wang FC, Dong JH, Yang YP, Zhou GD, Ding HG, Zhang YN, Liu FQ, Zhu B. Proposal of a new classification scheme for complete portal vein thrombosis and its clinical significance: A retrospective study. World J Gastroenterol 2026; 32(17): 117479
URL: https://www.wjgnet.com/1007-9327/full/v32/i17/117479.htm
DOI: https://dx.doi.org/10.3748/wjg.v32.i17.117479

Lv YF, Liu BW, Han Y, Meng MM, Li DZ, Tian H, Wang FC, Dong JH, Yang YP, Zhou GD, Ding HG, Zhang YN, Liu FQ, Zhu B. Proposal of a new classification scheme for complete portal vein thrombosis and its clinical significance: A retrospective study. World J Gastroenterol 2026; 32(17): 117479 [DOI: 10.3748/wjg.v32.i17.117479]

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