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Spinal arteriovenous malformations

P W Detweiler1, R W Porter, R F Spetzler

  • 1Division of Neurological Surgery, Barrow Neurological Institute, St. Joseph's Hospital and Medical Center, Phoenix, Arizona 85013-4496, USA.

Neurosurgery Clinics of North America
|December 18, 1998
PubMed
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Spinal cord arteriovenous malformations (AVMs) are complex vascular lesions. Surgical intervention in 90% of cases resulted in maintained or improved neurological function, demonstrating positive long-term outcomes.

Area of Science:

  • Neurology
  • Vascular Surgery
  • Neurosurgery

Background:

  • Spinal cord arteriovenous malformations (AVMs) represent a spectrum of vascular abnormalities within the spinal cord.
  • These lesions involve abnormal direct connections between spinal arteries and veins.
  • Clinical manifestations and symptoms are contingent upon the specific location and underlying pathophysiology of the AVM.

Purpose of the Study:

  • To evaluate the surgical outcomes and long-term efficacy of treating spinal cord arteriovenous malformations.
  • To analyze the relationship between lesion characteristics and patient neurological recovery post-surgery.

Main Methods:

  • Retrospective analysis of surgical cases involving spinal cord AVMs.
  • Assessment of neurological function and clinical presentation before and after surgical intervention.

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  • Long-term follow-up evaluation of patient outcomes.

    • Main Results:

    • The study reviewed surgical interventions for spinal cord arteriovenous malformations.
    • Ninety percent of patients experienced either no change or an improvement in neurological function following surgery.
    • Positive long-term follow-up data were observed in the majority of treated patients.

    Conclusions:

    • Surgical treatment for spinal cord arteriovenous malformations can lead to favorable neurological outcomes.
    • The findings support surgical intervention as an effective management strategy for spinal cord AVMs.
    • Maintaining or improving neurological function is achievable in most patients undergoing surgical repair.