Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 10/7/2025

Cervical Spondylotic Myelopathy Management

Indications for Surgical Intervention

  • The presence of foot drop and gait difficulties in the context of cervical stenosis strongly suggests myelopathy with upper motor neuron involvement, which is a clear indication for surgical decompression 1
  • The American Association of Neurological Surgeons recommends surgical intervention for patients with significant functional deficit impacting quality of life, which this patient clearly demonstrates 1
  • Progressive neurologic deficit (foot drop, gait difficulties) in the setting of documented conservative treatment failure meets surgical criteria 1

Surgical Approach and Outcomes

  • ACDF provides functional improvement in 90.9% of patients with cervical spondylotic myelopathy 1
  • For multilevel cervical disease at the disc level, ACDF is recommended as an effective decompression technique 3, 4
  • ACDF should be considered over laminectomy for short segment decompression when technically feasible, as laminectomy is associated with late deterioration 3, 4

Instrumentation and Interbody Device Justification

  • Anterior cervical plating reduces pseudarthrosis risk and maintains cervical lordosis, which is particularly important given the multilevel nature of this patient's disease 1
  • Interbody cages provide immediate structural support and maintain disc height, which is critical for foraminal decompression and neural element protection 1
  • For multilevel cervical disease, instrumentation provides greater stability and improved outcomes 1

Avoiding Common Pitfalls

  • Do not delay surgery in patients with progressive myelopathy, as timely surgical intervention is necessary to prevent permanent neurologic injury 1
  • Foot drop and gait difficulties represent significant functional deficits that impact quality of life and warrant surgical decompression 1
  • Interval progression documented on MRI at C4-5 combined with worsening clinical symptoms constitutes progressive neurologic deficit 1