Henry Ahn

MD, FRCSC, PhD

Investigator

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. Slobogean, GP, Sprague, S, Bzovsky, S, Scott, T, Thabane, L, Heels-Ansdell, D et al.. Fixation using Alternative Implants for the Treatment of Hip Fractures (FAITH-2): The Exploratory Health-Related Quality of Life and Patient-Reported Functional Outcomes of a Multi-Centre 2 × 2 Factorial Randomized Controlled Pilot Trial in Young Femoral Neck Fracture Patients. Injury. 2021; :. doi: 10.1016/j.injury.2021.02.030. PubMed PMID:33618847 .
  2. Fehlings, MG, Badhiwala, JH, Ahn, H, Farhadi, HF, Shaffrey, CI, Nassr, A et al.. Safety and efficacy of riluzole in patients undergoing decompressive surgery for degenerative cervical myelopathy (CSM-Protect): a multicentre, double-blind, placebo-controlled, randomised, phase 3 trial. Lancet Neurol. 2021;20 (2):98-106. doi: 10.1016/S1474-4422(20)30407-5. PubMed PMID:33357512 .
  3. Aoude, A, Litowski, M, Aldebeyan, S, Fisher, C, Hall, H, Manson, N et al.. A Comparison of Patient and Surgeon Expectations of Spine Surgical Outcomes. Global Spine J. 2021;11 (3):331-337. doi: 10.1177/2192568220907603. PubMed PMID:32875885 PubMed Central PMC8013940.
  4. Inglis, T, Banaszek, D, Rivers, CS, Kurban, D, Evaniew, N, Fallah, N et al.. In-Hospital Mortality for the Elderly with Acute Traumatic Spinal Cord Injury. J Neurotrauma. 2020;37 (21):2332-2342. doi: 10.1089/neu.2019.6912. PubMed PMID:32635809 PubMed Central PMC7585611.
  5. Hébert, JJ, Abraham, E, Wedderkopp, N, Bigney, E, Richardson, E, Darling, M et al.. Preoperative Factors Predict Postoperative Trajectories of Pain and Disability Following Surgery for Degenerative Lumbar Spinal Stenosis. Spine (Phila Pa 1976). 2020;45 (21):E1421-E1430. doi: 10.1097/BRS.0000000000003587. PubMed PMID:32541610 PubMed Central PMC7547903.
  6. Afshar, ME, Abraha, HY, Bakooshli, MA, Davoudi, S, Thavandiran, N, Tung, K et al.. A 96-well culture platform enables longitudinal analyses of engineered human skeletal muscle microtissue strength. Sci Rep. 2020;10 (1):6918. doi: 10.1038/s41598-020-62837-8. PubMed PMID:32332853 PubMed Central PMC7181829.
  7. HIP ATTACK Investigators. Accelerated surgery versus standard care in hip fracture (HIP ATTACK): an international, randomised, controlled trial. Lancet. 2020;395 (10225):698-708. doi: 10.1016/S0140-6736(20)30058-1. PubMed PMID:32050090 .
  8. 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.
  9. 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. 2020;20 (3):399-408. doi: 10.1016/j.spinee.2019.10.001. PubMed PMID:31605790 .
  10. 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 .
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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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