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Huge intraventricular epidermoid cyst: A case report.

Ghassen Gader1,2, Houssem Hdhili1,2, Wiem Mansour1,2

  • 1Department of Neurosurgery, Trauma and Burns Center, Ben Arous, Tunisia.

Radiology Case Reports
|April 28, 2025
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Summary

This case report highlights a rare intraventricular epidermoid cyst in the lateral ventricles. Surgical resection led to a good recovery for the patient with this uncommon brain tumor.

Keywords:
Epidermoid cystIntraventricularNeurosurgery

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Area of Science:

  • Neurosurgery
  • Neuropathology
  • Neuroimaging

Background:

  • Epidermoid cysts are benign intracranial tumors arising from ectopic embryonic epithelial cells.
  • Intraventricular epidermoid cysts are rare, with lateral ventricular involvement being exceptionally uncommon.

Observation:

  • A 59-year-old male presented with an 8-month history of recurrent headaches, behavioral changes, memory impairment, and seizures.
  • Magnetic resonance imaging revealed a large intraventricular mass suggestive of an epidermoid cyst.

Findings:

  • The patient underwent subtotal resection of the intraventricular epidermoid cyst.
  • The surgical approach utilized was a transfrontal transventricular method.

Implications:

  • This case underscores the importance of considering rare diagnoses in the differential for intraventricular masses.
  • Successful surgical management of intraventricular epidermoid cysts can lead to favorable patient outcomes.