Lab Information

Waqqas Afif (MD/MSc)

Clinical Research Unit
Department of Medicine (McGill)

Research Profile

 Fundamental: 0%
 Clinical: 20%
 Epidemiology: 80%
 Evaluation: 0%
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Inflammatory bowel disease • Crohn's disease • ulcerative colitis • biologic medications • therapeutic drug monitoring

Research Interests

My research focuses on the safety and efficiency of biologic medications in the treatment of IBD. I am interested in the use of therapeutic drug monitoring to optimize the treatment of IBD patients on biologic medications.

Team Members

Name Position

Latest Publications

  1. Farid, D., Li, P., Da Costa, D., Afif, W., Szabo, J., Dasgupta, K. & Rahme, E. (2022). Depression, diabetes and immigration status: a retrospective cohort study using the Canadian Longitudinal Study on Aging. CMAJ open, vol. 10, p. E508-E518.
  2. Fu, N., Bollegala, N., Jacobson, K., Kroeker, K. I., Frost, K., Afif, W., El-Matary, W., Fowler, S. A., Griffiths, A. M., Huynh, H. Q., Jantchou, P., Karimuddin, A., Nguyen, G. C., Otley, A. R., Pears, C., Seow, C. H., Toulany, A., Tersigni, C., Tignanelli, J., Marshall, J. K., Boctor, M., Hansen, T., Pattni, C., Wong, A. & Benchimol, E. I. (2022). Canadian Consensus Statements on the Transition of Adolescents and Young Adults with Inflammatory Bowel Disease from Pediatric to Adult Care: A Collaborative Initiative Between the Canadian IBD Transition Network and Crohn's and Colitis Canada. Journal of the Canadian Association of Gastroenterology, vol. 5, p. 105-115.
  3. Hahn, G. D., Wetwittayakhlang, P., Afif, W., Bessissow, T. & Lakatos, P. L. (2022). Hereditary Nonpolyposis Colorectal Cancer in Association with Crohn's Disease and Lynch Syndrome: The Importance of a Strict Endoscopic Surveillance. Case reports in gastroenterology, vol. 16, p. 116-121.
  4. Prosty, C., Guirguis, J., Chergui, M., Afif, W. & Netchiporouk, E. (2022). Epidermolysis bullosa acquisita treated with ustekinumab: A case report. SAGE open medical case reports, vol. 10, p. 2050313X221091600.
  5. Danese, S., Sands, B. E., Abreu, M. T., O'Brien, C. D., Bravatà, I., Nazar, M., Miao, Y., Wang, Y., Rowbotham, D., Leong, R. W. L., Arasaradnam, R. P., Afif, W. & Marano, C. (2022). Early symptomatic improvement after ustekinumab therapy in patients with ulcerative colitis: 16-week data from the UNIFI trial. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association.
  6. de-Madaria, E., Mira, J. J., Carrillo, I., Afif, W., Ang, D., Antelo, M., Bollipo, S., Castells, A., Chahal, P., Heinrich, H., Law, J. K., van Leerdam, M. E., Lens, S., Pannala, R., Park, S. H., Rabiee, A., Savarino, E. V., Singh, V. K., Vargo, J., Charabaty, A. & Drenth, J. P. H. (2022). The present and future of gastroenterology and hepatology: an international SWOT analysis (the GASTROSWOT project). The lancet. Gastroenterology & hepatology, vol. 7, p. 485-494.
  7. Xiao, Y., Benoit, N., Sedano, R., Jairath, V., Narula, N., McCurdy, J. D., Rosenfeld, G., Afif, W., Lakatos, P. L. & Bessissow, T. (2022). Effectiveness of Tofacitinib for Hospitalized Patients with Acute Severe Ulcerative Colitis: Case Series. Digestive diseases and sciences.
  8. Abreu, M. T., Rowbotham, D. S., Danese, S., Sandborn, W. J., Miao, Y., Zhang, H., Tikhonov, I., Panaccione, R., Hisamatsu, T., Scherl, E. J., Leong, R. W., Arasaradnam, R. P., Afif, W., Peyrin-Biroulet, L., Sands, B. E. & Marano, C. (2022). Efficacy and Safety of Maintenance Ustekinumab for Ulcerative Colitis Through 3 Years: UNIFI Long-term Extension. Journal of Crohn's & colitis.
  9. Golovics, P. A., Verdon, C., Wetwittayakhlang, P., Filliter, C., Gonczi, L., Hahn, G. D., Wild, G. E., Afif, W., Bitton, A., Bessissow, T., Brassard, P. & Lakatos, P. L. (2022). Increased Prevalence of Myocardial Infarction and Stable Stroke Proportions in Patients with Inflammatory Bowel Diseases in Quebec in 1996-2015. Journal of clinical medicine, vol. 11.
  10. Benchimol, E. I., Afif, W., Plamondon, S., Newhook, D., Nicholls, S. G. & Lévesque, D. (2022). Medical Summary Template for the Transfer of Patients with Inflammatory Bowel Disease from Pediatric to Adult Care. Journal of the Canadian Association of Gastroenterology, vol. 5, p. 3-11.
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