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Spinal lipomas in children.

C Xenos1, S Sgouros, R Walsh

  • 1Department of Paediatric Neurosurgery and Institute of Child Health, Birmingham Children's Hospital, Birmingham, UK.

Pediatric Neurosurgery
|September 6, 2000
PubMed
Summary
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Spinal lipomas can cause neurological issues. Prophylactic surgery may protect asymptomatic patients, while surgery for symptomatic filum lipomas is effective, but conus lipomas are challenging to manage.

Area of Science:

  • Neurosurgery
  • Pediatric Neurology
  • Spinal Cord Disorders

Background:

  • Spinal lipomas are a frequent cause of spinal cord tethering, potentially leading to progressive neurological deficits.
  • The necessity of prophylactic surgery for spinal lipomas has been recently debated.
  • This study reviews surgical outcomes for pediatric spinal lipomas treated at a single UK center.

Purpose of the Study:

  • To evaluate the effectiveness of surgical intervention for spinal lipomas in children.
  • To compare outcomes between asymptomatic and symptomatic patients, and different lipoma types (filum vs. conus).
  • To assess the role of prophylactic surgery in preventing neurological deterioration.

Main Methods:

  • Retrospective analysis of 59 children undergoing 69 surgical procedures for spinal lipomas between 1985 and 1999.

Related Experiment Videos

  • Classification of lipomas into terminal, transitional, dorsal, and filum types.
  • Follow-up data analyzed for neurological deterioration, functional improvement, and specific deficits like bladder dysfunction and motor problems.

    • Main Results:

    • In asymptomatic patients, 26% experienced late neurological deterioration, including 21% of those with asymptomatic conus lipomas developing sphincter and motor issues.
    • Symptomatic filum lipomas showed no postoperative deterioration, but significant long-term bladder dysfunction (39%) and neuro-orthopaedic deformity (54%).
    • Symptomatic conus lipomas had a 67% improvement rate, but 74% experienced bladder dysfunction and 67% neuro-orthopaedic deformity, with limited return to normal function (45% motor problems).

    Conclusions:

    • Spinal lipomas can cause progressive deficits regardless of surgical intervention.
    • Filum lipomas are generally benign with safe and effective surgical outcomes.
    • Conus lipomas present management challenges; prophylactic surgery may offer protection for asymptomatic cases, and surgery can halt deterioration in symptomatic cases, though full functional recovery is limited.