Henry Ahn

MD, FRCSC, PhD

Associate Scientist, Li Ka Shing Knowledge Institute

Biography

Dr. Henry Ahn is an orthopaedic surgeon with the University of Toronto and is an Associate Scientist in the Li Ka Shing Knowledge Institute at St. Michael’s Hospital. He has a clinical practice focused on the management of polytrauma patients with significant orthopaedic injuries, spinal cord injuries, along with complex adult spinal disorders. Dr. Henry Ahn is a member of the University of Toronto Spine Program and is a Principal Investigator with the Rick Hansen Registry. Dr. Ahn has a PhD in Clinical Epidemiology with the Institute of Health Policy, Management and Evaluation at the University of Toronto. Dr. Ahn 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. Larouche, J, Yee, AJ, Wadey, V, Ahn, H, Hedden, DM, Hall, H et al.. Development of a Competence-Based Spine Surgery Fellowship Curriculum Set of Learning Objectives in Canada. Spine. 2016;41 (6):530-7. doi: 10.1097/BRS.0000000000001251. PubMed PMID:26966976 .
  2. Burgers, PT, Hoogendoorn, M, Van Woensel, EA, Poolman, RW, Bhandari, M, Patka, P et al.. Total medical costs of treating femoral neck fracture patients with hemi- or total hip arthroplasty: a cost analysis of a multicenter prospective study. Osteoporos Int. 2016;27 (6):1999-2008. doi: 10.1007/s00198-016-3484-z. PubMed PMID:26821137 PubMed Central PMC4869739.
  3. Kalsi-Ryan, S, Beaton, D, Ahn, H, Askes, H, Drew, B, Curt, A et al.. Responsiveness, Sensitivity, and Minimally Detectable Difference of the Graded and Redefined Assessment of Strength, Sensibility, and Prehension, Version 1.0. J. Neurotrauma. 2016;33 (3):307-14. doi: 10.1089/neu.2015.4217. PubMed PMID:26560017 .
  4. Kepler, CK, Vaccaro, AR, Chen, E, Patel, AA, Ahn, H, Nassr, A et al.. Treatment of isolated cervical facet fractures: a systematic review. J Neurosurg Spine. 2015; :1-8. doi: 10.3171/2015.6.SPINE141260. PubMed PMID:26516667 .
  5. FLOW Investigators, Bhandari, M, Jeray, KJ, Petrisor, BA, Devereaux, PJ, Heels-Ansdell, D et al.. A Trial of Wound Irrigation in the Initial Management of Open Fracture Wounds. N. Engl. J. Med. 2015;373 (27):2629-41. doi: 10.1056/NEJMoa1508502. PubMed PMID:26448371 .
  6. Zielinski, SM, Heetveld, MJ, Bhandari, M, Patka, P, Van Lieshout, EM, FAITH Trial Investigators et al.. Implant Removal After Internal Fixation of a Femoral Neck Fracture: Effects on Physical Functioning. J Orthop Trauma. 2015;29 (9):e285-92. doi: 10.1097/BOT.0000000000000358. PubMed PMID:26165264 .
  7. Ahn, H, Bailey, CS, Rivers, CS, Noonan, VK, Tsai, EC, Fourney, DR et al.. Effect of older age on treatment decisions and outcomes among patients with traumatic spinal cord injury. CMAJ. 2015;187 (12):873-80. doi: 10.1503/cmaj.150085. PubMed PMID:26149702 PubMed Central PMC4562825.
  8. Evaniew, N, Noonan, VK, Fallah, N, Kwon, BK, Rivers, CS, Ahn, H et al.. Methylprednisolone for the Treatment of Patients with Acute Spinal Cord Injuries: A Propensity Score-Matched Cohort Study from a Canadian Multi-Center Spinal Cord Injury Registry. J. Neurotrauma. 2015;32 (21):1674-83. doi: 10.1089/neu.2015.3963. PubMed PMID:26065706 PubMed Central PMC4638202.
  9. Burgers, PT, Poolman, RW, Van Bakel, TM, Tuinebreijer, WE, Zielinski, SM, Bhandari, M et al.. Reliability, validity, and responsiveness of the Western Ontario and McMaster Universities Osteoarthritis Index for elderly patients with a femoral neck fracture. J Bone Joint Surg Am. 2015;97 (9):751-7. doi: 10.2106/JBJS.N.00542. PubMed PMID:25948522 .
  10. Bhandari, M, Devereaux, PJ, Einhorn, TA, Thabane, L, Schemitsch, EH, Koval, KJ et al.. Hip fracture evaluation with alternatives of total hip arthroplasty versus hemiarthroplasty (HEALTH): protocol for a multicentre randomised trial. BMJ Open. 2015;5 (2):e006263. doi: 10.1136/bmjopen-2014-006263. PubMed PMID:25681312 PubMed Central PMC4330331.
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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