Henry Ahn

MD, FRCSC, PhD

Associate Scientist, Li Ka Shing Knowledge Institute

Biography

Dr. Henry Ahn is an orthopaedic surgeon and Associate Scientist in the Li Ka Shing Knowledge Institute at St. Michael’s Hospital.  He has a PhD in Clinical Epidemiology from the Institute of Health Policy, Management and Evaluation (IHPME) at the University of Toronto. His clinical practice is focused on the management of polytrauma patients with significant orthopaedic injuries, spinal cord injuries, along with complex adult spinal disorders. Dr. Ahn is a member of the University of Toronto Spine Program and is a Principal Investigator with the Rick Hansen Registry.  He has a research interest in the management of spinal cord injury and the epidemiology of spinal cord injury incorporating large databases, prospective cohort studies, along with randomized control trials.

Recent Publications

  1. Hebert, JJ, Abraham, E, Wedderkopp, N, Bigney, E, Richardson, E, Darling, M et al.. Patients undergoing surgery for lumbar spinal stenosis experience unique courses of pain and disability: A group-based trajectory analysis. PLoS ONE. 2019;14 (11):e0224200. doi: 10.1371/journal.pone.0224200. PubMed PMID:31697714 PubMed Central PMC6837529.
  2. Canizares, M, Gleenie, RA, Perruccio, AV, Abraham, E, Ahn, H, Attabib, N et al.. Patients' expectations of spine surgery for degenerative conditions: results from the Canadian Spine Outcomes and Research Network (CSORN). Spine J. 2019; :. doi: 10.1016/j.spinee.2019.10.001. PubMed PMID:31605790 .
  3. HEALTH Investigators, Bhandari, M, Einhorn, TA, Guyatt, G, Schemitsch, EH, Zura, RD et al.. Total Hip Arthroplasty or Hemiarthroplasty for Hip Fracture. N. Engl. J. Med. 2019;381 (23):2199-2208. doi: 10.1056/NEJMoa1906190. PubMed PMID:31557429 .
  4. Morcos, MW, Jiang, F, McIntosh, G, Ahn, H, Dea, N, Abraham, E et al.. Predictive Factors for Discharge Destination Following Posterior Lumbar Spinal Fusion: A Canadian Spine Outcome and Research Network (CSORN) Study. Global Spine J. 2019;9 (4):403-408. doi: 10.1177/2192568218797090. PubMed PMID:31218199 PubMed Central PMC6562215.
  5. FAITH-2 Investigators, Slobogean, GP, Sprague, S, Bzovsky, S, Heels-Ansdell, D, Thabane, L et al.. Fixation using alternative implants for the treatment of hip fractures (FAITH-2): design and rationale for a pilot multi-centre 2 × 2 factorial randomized controlled trial in young femoral neck fracture patients. Pilot Feasibility Stud. 2019;5 :70. doi: 10.1186/s40814-019-0458-x. PubMed PMID:31161044 PubMed Central PMC6540373.
  6. Cushnie, D, Thomas, K, Jacobs, WB, Cho, RKH, Soroceanu, A, Ahn, H et al.. Effect of preoperative symptom duration on outcome in lumbar spinal stenosis: a Canadian Spine Outcomes and Research Network registry study. Spine J. 2019;19 (9):1470-1477. doi: 10.1016/j.spinee.2019.05.008. PubMed PMID:31121258 .
  7. Afshar Bakooshli, M, Lippmann, ES, Mulcahy, B, Iyer, N, Nguyen, CT, Tung, K et al.. A 3D culture model of innervated human skeletal muscle enables studies of the adult neuromuscular junction. Elife. 2019;8 :. doi: 10.7554/eLife.44530. PubMed PMID:31084710 PubMed Central PMC6516829.
  8. Ayling, OGS, Ailon, T, McIntosh, G, Soroceanu, A, Hall, H, Nataraj, A et al.. Clinical outcomes research in spine surgery: what are appropriate follow-up times?. J Neurosurg Spine. 2018;30 (3):397-404. doi: 10.3171/2018.8.SPINE18715. PubMed PMID:30579264 .
  9. Ailon, T, Tee, J, Manson, N, Hall, H, Thomas, K, Rampersaud, YR et al.. Patient-reported outcomes following surgery for degenerative spondylolitshtesis: comparison of a universal and multitier health care system. Spine J. 2019;19 (1):24-33. doi: 10.1016/j.spinee.2018.10.005. PubMed PMID:30312774 .
  10. Sprague, S, Tornetta, P 3rd, Slobogean, GP, O'Hara, NN, McKay, P, Petrisor, B et al.. Are large clinical trials in orthopaedic trauma justified?. BMC Musculoskelet Disord. 2018;19 (1):124. doi: 10.1186/s12891-018-2029-3. PubMed PMID:29678204 PubMed Central PMC5909275.
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Affiliations & Other Activities

  • Assistant Professor, Division of Orthopaedic Surgery, University of Toronto
  • Assistant Professor, University of Toronto Spine Program, University of Toronto
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