Clinical manifestations and imaging features of inferior mesenteric vein-related colon ischemia

doi:10.3748/wjg.v32.i18.116229

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World Journal of Gastroenterology

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1007-9327

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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 Gastroenterol. May 14, 2026; 32(18): 116229
Published online May 14, 2026. doi: 10.3748/wjg.v32.i18.116229

Table 3 Comparison of clinical characteristics of inferior mesenteric vein-related and arterial-related colon ischemia, n (%)/median (interquartile range)

Parameter	IMV-related CI (n = 11)	Arterial-related CI (n = 29)	P value
Sex (male)	11 (100)	18 (62.1)	0.019
Age (years)	44.5 (41.5-63.3)	66 (59.5-74)	0.064
Course (chronic)	11 (100)	16 (55.2)	0.007
HBP	4 (36.4)	12 (41.4)	1.000
CHD	1 (9.1)	4 (13.8)	1.000
DM	2 (18.2)	5 (17.2)	1.000
Smoking	5 (45.5)	9 (31.0)	0.469
Drinking	6 (54.5)	5 (17.2)	0.042
Abdominal pain	9 (81.8)	25 (86.2)	1.000
Diarrhea	9 (81.8)	22 (75.9)	1.000
Hematochezia	8 (72.7)	24 (82.8)	0.660
Tenesmus	8 (72.7)	7 (24.1)	0.009
Fever	1 (9.1)	12 (41.4)	0.068
Concurrent thrombosis	5 (45.5)	3 (10.3)	0.025
Emergency surgery	0	3 (10.3)	0.543
Poor prognosis	6 (54.5)	6 (20.7)	0.056
Laboratory test
WBC (× 10⁹/L)	5.23 (4.07-6.37)	6.17 (4.62-8.36)	0.196
Hb (g/L)	130 (125-140)	111 (100-142)	0.175
Alb	36.0 (33.0-37.5)	35.0 (31.0-31.0)	0.473
hsCRP (mg/L)	9.96 (1.33-25.6)	15.9 (1.97-52.3)	0.664
ESR (mm/hour)	20.0 (9.00-36.8)	20.0 (18.0-44.0)	0.332
D-dimer (mg/L)	1.51 (0.89-3.15)	0.81 (0.49-2.50)	0.701
CT
Thickening	11 (100)	21 (72.4)	0.080
Stenosis	5 (45.5)	5 (17.2)	0.103
Dilation	1 (9.1)	3 (10.3)	1.000
Thrombus	0	1 (3.4)	1.000
Vascular opacification defect	8 (72.7)	0	< 0.001
Collateral circulation	9 (81.8)	2 (6.9)	< 0.001
Endoscopy
Cecum intubation	2 (18.2)	18 (62.1)	0.031
Right colon	4	16	1.000
Descending colon	4	20	0.596
Sigmoid colon	11	21	0.159
Proximal rectum (or upper rectum)	11	15	0.004
Distal rectum (or lower rectum)	10	7	< 0.001
Continuous lesions	10 (90.9)	21 (72.4)	0.399
Clear margins	0	12 (41.4)	0.017
Congestion and edema	11 (100)	29 (100)
Fragile	8 (72.7)	14 (48.3)	0.286
Ecchymosis, hematoma	2 (18.2)	2 (6.9)	0.300
Hemorrhage	1 (9.1)	1 (3.4)	0.479
Erosion	9 (81.8)	22 (75.9)	1.000
Stenosis	9 (81.8)	8 (27.6)	0.005
Endoscope unable to pass	3 (27.3)	4 (13.8)	0.369
Ulceration	6 (54.5)	18 (62.1)	0.727
Multifocal	5	16	1.000

IMV: Inferior mesenteric vein; CI: Colon ischemia; HBP: Hypertension blood pressure; CHD: Coronary heart disease; DM: Diabetes mellitus; WBC: White blood cell; Hb: Hemoglobin; Alb: Albumin; hsCRP: High-sensitivity C-reactive protein; ESR: Erythrocyte sedimentation rate; CT: Computed tomography.

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Citation: Jin X, Xu TM, Ruan GC, Zhang XF, Chen XY, Li XQ, Tang H, Xu H, Wang QP, Liu W, Li J. Clinical manifestations and imaging features of inferior mesenteric vein-related colon ischemia. World J Gastroenterol 2026; 32(18): 116229
URL: https://www.wjgnet.com/1007-9327/full/v32/i18/116229.htm
DOI: https://dx.doi.org/10.3748/wjg.v32.i18.116229

Jin X, Xu TM, Ruan GC, Zhang XF, Chen XY, Li XQ, Tang H, Xu H, Wang QP, Liu W, Li J. Clinical manifestations and imaging features of inferior mesenteric vein-related colon ischemia. World J Gastroenterol 2026; 32(18): 116229 [DOI: 10.3748/wjg.v32.i18.116229]

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