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Prevention of Epidural Fibrosis Using Ranibizumab in a Postlaminectomy Rat Model.

Ali Yilmaz1, Mete Karatay, Timur Yildirim

  • 1Ordu University, School of Medicine, Department of Neurosurgery, Ordu, Turkey.

Turkish Neurosurgery
|September 6, 2016
PubMed
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Ranibizumab effectively reduces epidural fibrosis after laminectomy in rats. This finding offers potential for managing low back pain following spinal surgery.

Area of Science:

  • Spinal Surgery
  • Regenerative Medicine
  • Pain Management

Background:

  • Epidural fibrosis is a common complication after laminectomy, leading to persistent low back pain.
  • Vascular Endothelial Growth Factor (VEGF) plays a role in the development of epidural fibrosis.

Purpose of the Study:

  • To investigate the efficacy of Ranibizumab in preventing spinal epidural fibrosis post-laminectomy.
  • To evaluate Ranibizumab's effect on blocking VEGF in the laminectomy area.

Main Methods:

  • Twenty Wistar rats were divided into control (laminectomy only) and ranibizumab (topical application of 0.6 mg/kg) groups.
  • Vertebral columns were resected and evaluated histopathologically three weeks after surgery.
  • Statistical analysis was used to compare results between groups.

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Main Results:

  • The ranibizumab group exhibited significantly less epidural fibrosis compared to the control group (P < 0.05).

Conclusions:

  • Topically applied Ranibizumab is effective in preventing epidural fibrosis in a rat laminectomy model.
  • Ranibizumab shows promise as a therapeutic agent for reducing post-surgical epidural fibrosis and associated pain.