Published March 9, 2024 | Version v1
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Spontaneous CSF fistula and ethmoidal meningoencephalocele. How to act.

  • 1. Department of ENT and Head-Neck surgery Hospital Puerta de Hierro, Majadahonda, Madrid, Spain



This case report describes the presentation, diagnosis and management of a patient with an ethmoidal meningoencephalocele. A transethmoidal encephalocele is a rare entity within skull base encephaloceles. Typical symptoms are nonspecific and consist on nasal obstruction, clear rhinorrhea or even, they can present as an intracranial complication. Early diagnosis and treatment are essential in this case to avoid serious intracranial complications, with endoscopic approach being the gold standard.



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