3. Khanna S, Shin A, Kelly CP. Management of Clostridium difficile infection in inflammatory bowel disease: expert review from the Clinical Practice Updates Committee of the AGA Institute. Clin Gastroenterol Hepatol 2017;15:166-174.
4. Hanada Y, Khanna S, Loftus EV Jr, Raffals LE, Pardi DS. NonClostridium difficile bacterial infections are rare in patients with flares of inflammatory bowel disease. Clin Gastroenterol Hepatol 2018;16:528-533.
5. Leffler DA, Lamont JT. Clostridium difficile infection. N Engl J Med 2015;373:287-288.
10. Rodemann JF, Dubberke ER, Reske KA, Seo DH, Stone CD. Incidence of Clostridium difficile infection in inflammatory bowel disease. Clin Gastroenterol Hepatol 2007;5:339-344.
11. Ramos-Martínez A, Ortiz-Balbuena J, Curto-García I, et al. Risk factors for Clostridium difficile diarrhea in patients with inflammatory bowel disease. Rev Esp Enferm Dig 2015;107:4-8.
12. Issa M, Vijayapal A, Graham MB, et al. Impact of Clostridium difficile on inflammatory bowel disease. Clin Gastroenterol Hepatol 2007;5:345-351.
14. Moens A, Verstockt B, Machiels K, et al. Clostridium difficile infection in inflammatory bowel disease: epidemiology over two decades. Eur J Gastroenterol Hepatol 2019;31:668-673.
15. Ananthakrishnan AN, McGinley EL, Binion DG. Excess hospitalisation burden associated with Clostridium difficile in patients with inflammatory bowel disease. Gut 2008;57:205-210.
16. Khanna S, Pardi DS. Clinical implications of antibiotic impact on gastrointestinal microbiota and Clostridium difficile infection. Expert Rev Gastroenterol Hepatol 2016;10:1145-1152.
20. Machiels K, Joossens M, Sabino J, et al. A decrease of the butyrate-producing species Roseburia hominis and Faecalibacterium prausnitzii defines dysbiosis in patients with ulcerative colitis. Gut 2014;63:1275-1283.
28. Law CC, Tariq R, Khanna S, Murthy S, McCurdy JD. Systematic review with meta-analysis: the impact of Clostridium difficile infection on the short- and long-term risks of colectomy in inflammatory bowel disease. Aliment Pharmacol Ther 2017;45:1011-1020.
30. Tariq R, Law CCY, Khanna S, Murthy S, McCurdy JD. The impact of Clostridium difficile infection on mortality in patients with inflammatory bowel disease: a systematic review and meta-analysis. J Clin Gastroenterol 2019;53:127-133.
32. Saffouri G, Gupta A, Loftus EV Jr, Baddour LM, Pardi DS, Khanna S. The incidence and outcomes from Clostridium difficile infection in hospitalized adults with inflammatory bowel disease. Scand J Gastroenterol 2017;52:1240-1247.
33. Cohen SH, Gerding DN, Johnson S, et al. Clinical practice guidelines for Clostridium difficile infection in adults: 2010 update by the society for healthcare epidemiology of America (SHEA) and the infectious diseases society of America (IDSA). Infect Control Hosp Epidemiol 2010;31:431-455.
35. Debast SB, Bauer MP, Kuijper EJ, European Society of Clinical Microbiology and Infectious Diseases. European Society of Clinical Microbiology and Infectious Diseases: update of the treatment guidance document for Clostridium difficile infection. Clin Microbiol Infect 2014;20 Suppl 2:1-26.
38. Kyne L, Warny M, Qamar A, Kelly CP. Asymptomatic carriage of Clostridium difficile and serum levels of IgG antibody against toxin A. N Engl J Med 2000;342:390-397.
42. Gupta A, Khanna S. Repeat Clostridium difficile testing. JAMA 2016;316:2422-2423.
43. Gupta A, Cifu AS, Khanna S. Diagnosis and treatment of Clostridium difficile infection. JAMA 2018;320:1031-1032.
44. Gupta A, Wash C, Wu Y, Sorrentino D, Nguyen VQ. Diagnostic modality of Clostridioides difficile infection predicts treatment response and outcomes in inflammatory bowel disease. Dig Dis Sci 2021;66:547-553.
46. Louie TJ, Miller MA, Mullane KM, et al. Fidaxomicin versus vancomycin for Clostridium difficile infection. N Engl J Med 2011;364:422-431.
47. Guery B, Menichetti F, Anttila VJ, et al. Extended-pulsed fidaxomicin versus vancomycin for Clostridium difficile infection in patients 60 years and older (EXTEND): a randomised, controlled, open-label, phase 3b/4 trial. Lancet Infect Dis 2018;18:296-307.
49. Lei DK, Ollech JE, Andersen M, et al. Long-duration oral vancomycin to treat Clostridioides difficile in patients with inflammatory bowel disease is associated with a low rate of recurrence. Am J Gastroenterol 2019;114:1904-1908.
50. Spiceland CM, Saffouri G, Pardi D, Khanna S. Mo1656 Outcomes of fidaxomicin treatment of Clostridium difficile infection. Gastroenterology 2016;150(4 Suppl 1):S744.
52. Wilcox MH, Gerding DN, Poxton IR, et al. Bezlotoxumab for prevention of recurrent Clostridium difficile infection. N Engl J Med 2017;376:305-317.
53. Kelly CP, Wilcox MH, Glerup H, et al. Bezlotoxumab for Clostridium difficile infection complicating inflammatory bowel disease. Gastroenterology 2018;155:1270-1271.
56. Tariq R, Disbrow MB, Dibaise JK, et al. Efficacy of fecal microbiota transplantation for recurrent C. difficile infection in inflammatory bowel disease. Inflamm Bowel Dis 2020;26:1415-1420.
58. Fischer M, Kao D, Kelly C, et al. Fecal microbiota transplantation is safe and efficacious for recurrent or refractory Clostridium difficile infection in patients with inflammatory bowel disease. Inflamm Bowel Dis 2016;22:2402-2409.
59. You JHS, Jiang X, Lee WH, Chan PKS, Ng SC. Cost-effectiveness analysis of fecal microbiota transplantation for recurrent Clostridium difficile infection in patients with inflammatory bowel disease. J Gastroenterol Hepatol 2020;35:1515-1523.
63. DeFilipp Z, Bloom PP, Torres Soto M, et al. Drug-resistant E. coli bacteremia transmitted by fecal microbiota transplant. N Engl J Med 2019;381:2043-2050.
64. Ben-Horin S, Margalit M, Bossuyt P, et al. Combination immunomodulator and antibiotic treatment in patients with inflammatory bowel disease and Clostridium difficile infection. Clin Gastroenterol Hepatol 2009;7:981-987.
69. Yanai H, Nguyen GC, Yun L, et al. Practice of gastroenterologists in treating flaring inflammatory bowel disease patients with Clostridium difficile: antibiotics alone or combined antibiotics/immunomodulators? Inflamm Bowel Dis 2011;17:1540-1546.