Magnetic resonance imaging predicts perianal fistula in Crohn’s disease

doi:10.3748/wjg.116827

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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

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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. Oct 28, 2026; 32(40): 116827
Published online Oct 28, 2026. doi: 10.3748/wjg.116827

Table 1 Characteristics and outcome of the patients with anal fistulas, mean ± SD/n (%)

Variables	Perianal fistula in CD (n = 69)	Cryptoglandular anal fistula (n = 182)	P value
Age	26.03 ± 7.75	42.70 ± 12.08	< 0.001
Male/female	50/19	158/24	0.007
Duration of anal fistula (month)	14.61 ± 22.09	25.51 ± 49.73	< 0.001
Duration of CD (month)	8.87 ± 18.29	-	-
Previous fistula surgery	32 (46.4)	94 (51.6)	> 0.05
Biological agents (such as anti-tumor necrosis factor)	24 (34.8)	-	-
magnetic resonance imaging feature
Neither transmural inflammation nor active proctitis	12 (17.4)	147 (80.7)	< 0.001
Only transmural inflammation	11 (15.9)	16 (8.8)	< 0.001
Only active proctitis	25 (36.2)	16 (8.8)	< 0.001
Transmural inflammation and active proctitis	21 (30.4)	3 (1.6)	< 0.001

CD: Crohn’s disease.

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Citation: Xu ZP, Li L, Sun GD, Wu YY, Cai EW, Wen K, Shao WJ, Chen YG. Magnetic resonance imaging predicts perianal fistula in Crohn’s disease. World J Gastroenterol 2026; 32(40): 116827
URL: https://www.wjgnet.com/1007-9327/full/v32/i40/116827.htm
DOI: https://dx.doi.org/10.3748/wjg.116827

Xu ZP, Li L, Sun GD, Wu YY, Cai EW, Wen K, Shao WJ, Chen YG. Magnetic resonance imaging predicts perianal fistula in Crohn’s disease. World J Gastroenterol 2026; 32(40): 116827 [DOI: 10.3748/wjg.116827]

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