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Surgical Transplantation of Tumor Cells into the Spinal Cord of Mice
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Vertebral brown tumors causing neurologic compromise.

Kyle M Fargen1, Christine S Lin, Jennifer A Jeung

  • 1Deparment of Neurosurgery, University of Florida College of Medicine, Gainesville, Florida, USA. kyle.fargen@neurosurgery.ufl.edu

World Neurosurgery
|November 22, 2011
PubMed
Summary
This summary is machine-generated.

Vertebral brown tumors, rare lesions linked to hyperparathyroidism, can cause neurological deficits. Treatment involving surgery and parathyroidectomy often leads to patient improvement.

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Area of Science:

  • Spine Surgery
  • Endocrinology
  • Neurology

Background:

  • Brown tumors are nonneoplastic lesions associated with hyperparathyroidism.
  • Vertebral brown tumors, though rare, are increasingly reported, necessitating a comprehensive review.
  • This study reviews vertebral brown tumors causing neurological deficits and presents a case study.

Observation:

  • A 33-year-old female with end-stage renal disease and prior parathyroidectomy presented with paraparesis due to an L1 vertebral brown tumor.
  • The patient experienced successful treatment via laminectomy and bracing.
  • Literature search identified 30 cases of vertebral brown tumors causing neurological deficits.

Findings:

  • Vertebral brown tumors predominantly affect women (63%) aged 40-49 (27%) and occur in the thoracic spine (57%).
  • These lesions are associated with both primary (47%) and secondary (53%) hyperparathyroidism.
  • Neurosurgical intervention and/or parathyroidectomy resulted in symptomatic or radiographic improvement in most patients.

Implications:

  • Vertebral brown tumors should be considered in the differential diagnosis of lytic vertebral lesions in patients with hyperparathyroidism or end-stage renal disease.
  • Parathyroidectomy may be a suitable initial treatment for select cases with mild neurological symptoms.
  • Early consideration and appropriate management can lead to positive patient outcomes.