Denis S. Drummond, MD

Denis S. Drummond, MD, is a research physician with a focus on spine disorders and the former chief of CHOP’s Division of Orthopedics.

Areas of Expertise: Congenital anomalies, Instability of cervical spine, Scoliosis
Locations: Main Campus
Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)

  • Education and Training

    Medical School

    McGill University, School of Medicine, Montreal, Canada


    Montreal General Hospital, Montreal, Canada


    Montreal General Hospital, Montreal, Canada

    Toronto East General Hospital, Toronto, Canada

    Hospital for Sick Children, Toronto, Canada

    Wellesley Hospital, Toronto, Canada


    Research, Ottawa Civic Hospital, Ottawa, Canada

    Children's Orthopaedics, Great Ormond Street Hospital for Sick Children, London, England

    Board Certification

    American Board of Orthopaedic Surgery

  • Titles and Academic Titles

    Attending surgeon

    Emeritus chief of Orthopaedic Surgery

    Professor of Orthopaedic Surgery, Perelman School of Medicine at the University of Pennsylvania

  • Conditions Treated
  • Departments and Services
  • Research Interests

    Cervical spine clinical research

  • Publications




    Drummond DS. Treatment of cervical spine instability In: Drummond DS, Hosalkar H, editors. The cervical spine, 4th ed. Philadelphia: Lippincott, Williams & Wilkins; 2004.

    Drummond, DS. Neuromuscular disorders – muscular dystrophy and arthrogryposis. In: Drummond DS, Finkel R, editors. Requisite in pediatrics; orthopaedics/sports. Philadelphia: Mosby; 2004. 


    Drummond DS. In: DeWald R, editor. Spinal deformities: the fundamentals; avoiding neurological complications. New York, NY: Theime; 2002.

    Drummond DS. Pediatric orthopaedic secrets. In: Staheli L, editor.  Idiopathic scoliosis, 2nd ed. Philadelphia: Hanley and Belfus; 2002.

    Drummond DS. Spondylolisthesis in children and adolescents. In: Vaccaro AR, Betz RR, Zeidman SM, editors. Principles and practice of spine surgery. Philadelphia: Mosby, Elsevier Science; 2002.

    Drummond DS, section editor. In: DeWald R, editor. Spinal deformities: the fundamentals. New York, NY: Theime; 2002.


    Drummond DS. Neurologic injury complicating surgery for spinal deformity: etiology, prevention, and treatment. In: Strategies in the pediatric spine: state of the art reviews, 14. Philadelphia: Hanley & Belfus, Inc.; 2000. p. 281-92.

    Drummond DS, editor. Strategies in the pediatric spine: state of the art reviews. Philadelphia: Hanley and Belfus, Inc.; 2000.


    Drummond, DS. In: An H, editor. Spinal instrumentation. 2nd ed. Chicago: Williams and Wilkins; 1998.



    Schwartz DM, Sestokas AK, Dormans JP, Vaccaro AR, Hilibrand AS, Flynn JM, et al. Transcranial electric motor evoked potential monitoring during spine surgery: is it safe? Spine. 2011 Jun;36(13):1046-9. Cited in PubMed: PMID 21217447.  Read the abstract


    Pandya NK, Baldwin KD, Wolfgruber H, Drummond DS, Hosalkar HS. Humerus fractures in the pediatric population: an algorithm to identify abuse. J Pediatr Orthop B. 2010 Jul 2. Cited in PubMed: PMID 20606597.  Read the abstract

    Al-Samri M, Mitchell I, Drummond DS, Bjornson C. Tracheostomy in children: a population-based experience over 17 years. Pediatr Pulmonol. 2010 May;45(5):487-93. Cited in PubMed: PMID 20425857. Read the abstract

    Baldwin K, Pandya NK, Wolfgruber H, Drummond DS, Hosalkar HS. Femur fractures in the pediatric population: abuse or accidental trauma? Clin Orthop Relat Res. 2011 Mar;469(3):798-804. Epub 2010 Apr 7. Cited in PubMed; PMID 20373153. Read the abstract


    Auerbach JD, Spiegel DA, Zgonis MH, Reddy SC, Drummond DS, Dormans JP, et al. The correction of pelvic obliquity in patients with cerebral palsy and neuromuscular scoliosis: is there a benefit of anterior release prior to posterior spinal arthrodesis? Spine. 2009 Oct 1;34(21):E766-74. Cited in PubMed: PMID 19934797. Read the abstract 

    Pandya NK, Baldwin K, Wolfgruber H, Christian CW, Drummond DS, et al. Child abuse and orthopaedic injury patterns: analysis at a level I pediatric trauma center. J Pediatr Orthop. 2009 Sep;29(6):618-25. Cited in PubMed: PMID 19700994. Read the abstract

    Mik G, Drummond DS, Hosalkar HS, Cameron D, Agrawal N, Manteghi A, et al. Diminished spinal cord size associated with congenital scoliosis of the thoracic spine. J Bone Joint Surg Am. 2009 Jul;91(7):1698-704. Cited in PubMed: PMID 19571093. Read the abstract

    Moore RE, Dormans JP, Drummond DS, Shore EM, Kaplan FS, Auerbach JD. Chin-on-chest deformity in patients with fibrodysplasia ossificans progressiva. A case series. J Bone Joint Surg Am. 2009 Jun; 91(6):1497-502. Cited in PubMed: PMID 19487531. No abstract available.

    Hosalkar HS, Greenbaum JN, Flynn JM, Cameron DB, Dormans JP, Drummond DS. Fractures of the odontoid in children with an open basilar synchondrosis. J Bone Joint Surg Br. 2009 Jun; 91(6):789-96. Cited in PubMed: PMID 19483234. Read the abstract