Acknowledgement
This work was supported by a Biomedical Research Institute grant of Kyungpook National University Hospital (2021).
References
- Wewer MD, Zhao M, Nordholm-Carstensen A, Weimers P, Seidelin JB, Burisch J. The incidence and disease course of perianal Crohn's disease: a Danish nationwide cohort study, 1997-2015. J Crohns Colitis 2021;15:5-13. https://doi.org/10.1093/ecco-jcc/jjaa118
- Gajendran M, Loganathan P, Catinella AP, Hashash JG. A comprehensive review and update on Crohn's disease. Dis Mon 2018;64:20-57. https://doi.org/10.1016/j.disamonth.2017.07.001
- Shi HY, Levy AN, Trivedi HD, Chan FKL, Ng SC, Ananthakrishnan AN. Ethnicity influences phenotype and outcomes in inflammatory bowel disease: a systematic review and meta-analysis of population-based studies. Clin Gastroenterol Hepatol 2018;16:190-197.e11. https://doi.org/10.1016/j.cgh.2017.05.047
- Kaur M, Dalal RL, Shaffer S, Schwartz DA, Rubin DT. Inpatient management of inflammatory bowel disease-related complications. Clin Gastroenterol Hepatol 2020;18:1346-1355. https://doi.org/10.1016/j.cgh.2019.12.040
- Adegbola SO, Dibley L, Sahnan K, et al. Burden of disease and adaptation to life in patients with Crohn's perianal fistula: a qualitative exploration. Health Qual Life Outcomes 2020;18:370.
- Present DH, Rutgeerts P, Targan S, et al. Infliximab for the treatment of fistulas in patients with Crohn's disease. N Engl J Med 1999;340:1398-1405. https://doi.org/10.1056/NEJM199905063401804
- Lichtiger S, Binion DG, Wolf DC, et al. The CHOICE trial: adalimumab demonstrates safety, fistula healing, improved quality of life and increased work productivity in patients with Crohn's disease who failed prior infliximab therapy. Aliment Pharmacol Ther 2010;32:1228-1239. https://doi.org/10.1111/j.1365-2036.2010.04466.x
- Panes J, Rimola J. Perianal fistulizing Crohn's disease: pathogenesis, diagnosis and therapy. Nat Rev Gastroenterol Hepatol 2017;14:652-664. https://doi.org/10.1038/nrgastro.2017.104
- Meima-van Praag EM, van Rijn KL, et al. Short-term anti-TNF therapy with surgical closure versus anti-TNF therapy in the treatment of perianal fistulas in Crohn's disease (PISA-II): a patient preference randomised trial. Lancet Gastroenterol Hepatol 2022;7:617-626. https://doi.org/10.1016/S2468-1253(22)00088-7
- Badla O, Goit R, Saddik SE, et al. The multidisciplinary management of perianal fistulas in Crohn's disease: a systematic review. Cureus 2022;14:e29347.
- Laland M, Francois M, D'Amico F, et al. Identification of the optimal medical and surgical management for patients with perianal fistulising Crohn's disease. Colorectal Dis 2023;25:75-82. https://doi.org/10.1111/codi.16314
- Ye BD, Jang BI, Jeen YT, Lee KM, Kim JS, Yang SK; IBD Study Group of the Korean Association of the Study of Intestinal Diseases. [Diagnostic guideline of Crohn's disease]. Korean J Gastroenterol 2009;53:161-176. Korean.
- Koh SJ, Hong SN, Park SK, et al.; IBD Research Group of the Korean Association for the Study of Intestinal Diseases. Korean clinical practice guidelines on biologics for moderate to severe Crohn's disease. Intest Res 2023;21:43-60. https://doi.org/10.5217/ir.2022.00029
- Satsangi J, Silverberg MS, Vermeire S, Colombel JF. The Montreal classification of inflammatory bowel disease: controversies, consensus, and implications. Gut 2006;55:749-753. https://doi.org/10.1136/gut.2005.082909
- Harvey RF, Bradshaw JM. A simple index of Crohn's-disease activity. Lancet 1980;1:514.
- Panes J, Bouhnik Y, Reinisch W, et al. Imaging techniques for assessment of inflammatory bowel disease: joint ECCO and ESGAR evidence-based consensus guidelines. J Crohns Colitis 2013;7:556-585. https://doi.org/10.1016/j.crohns.2013.02.020
- Steinhart AH, Panaccione R, Targownik L, et al. Clinical practice guideline for the medical management of perianal fistulizing Crohn's disease: the Toronto consensus. Inflamm Bowel Dis 2019;25:1-13. https://doi.org/10.1093/ibd/izy247
- Juncadella AC, Alame AM, Sands LR, Deshpande AR. Perianal Crohn's disease: a review. Postgrad Med 2015;127:266-272. https://doi.org/10.1080/00325481.2015.1023160
- Schober P, Boer C, Schwarte LA. Correlation coefficients: appropriate use and interpretation. Anesth Analg 2018;126:1763-1768. https://doi.org/10.1213/ANE.0000000000002864
- Atia O, Focht G, Lujan R, et al. Perianal Crohn disease is more common in children and is associated with complicated disease course despite higher utilization of biologics: a population-based study from the epidemiology group of the Israeli IBD Research Nucleus (epiIIRN). J Pediatr Gastroenterol Nutr 2022;74:788-793. https://doi.org/10.1097/MPG.0000000000003422
- Allan A, Linares L, Spooner HA, Alexander-Williams J. Clinical index to quantitate symptoms of perianal Crohn's disease. Dis Colon Rectum 1992;35:656-661. https://doi.org/10.1007/BF02053756
- Irvine EJ. Usual therapy improves perianal Crohn's disease as measured by a new disease activity index. McMaster IBD Study Group. J Clin Gastroenterol 1995;20:27-32. https://doi.org/10.1097/00004836-199501000-00008
- Pikarsky AJ, Gervaz P, Wexner SD. Perianal Crohn disease: a new scoring system to evaluate and predict outcome of surgical intervention. Arch Surg 2002;137:774-777; discussion 778. https://doi.org/10.1001/archsurg.137.7.774
- Schwartz DA, Loftus EV Jr, Tremaine WJ, et al. The natural history of fistulizing Crohn's disease in Olmsted County, Minnesota. Gastroenterology 2002;122:875-880. https://doi.org/10.1053/gast.2002.32362
- Gecse KB, Sebastian S, Hertogh Gd, et al. Results of the fifth scientific workshop of the ECCO [II]: clinical aspects of perianal fistulising Crohn's disease-the unmet needs. J Crohns Colitis 2016;10:758-765. https://doi.org/10.1093/ecco-jcc/jjw039
- Garcia-Olmo D, Garcia-Arranz M, Herreros D, Pascual I, Peiro C, Rodriguez-Montes JA. A phase I clinical trial of the treatment of Crohn's fistula by adipose mesenchymal stem cell transplantation. Dis Colon Rectum 2005;48:1416-1423. https://doi.org/10.1007/s10350-005-0052-6
- Barreiro Dominguez EM, Vazquez-Garcia I, Perez-Corbal L, Ballinas Miranda JR, Antelo JS, Parajo Calvo A. Mesenchymal stem cells for the treatment of perianal fistulizing Crohn's disease-a video vignette. Colorectal Dis 2022;24:1441-1442. https://doi.org/10.1111/codi.16206
- Tanaka S, Matsuo K, Sasaki T, et al. Clinical advantages of combined seton placement and infliximab maintenance therapy for perianal fistulizing Crohn's disease: when and how were the seton drains removed? Hepatogastroenterology 2010;57:3-7.