Hypoglossal Schowannoma: A Case Report and Review of Literature

Document Type : Case Report

Authors

1 Ear, Nose, Throat, Head and Neck surgery Research Center,Mashhad University of Medical Sciences, Mashhad, Iran

2 2Department of neurosurgery, Mashhad University of Medical Sciences, Mashhad, Iran

3 Department of otorhinolaryngology, Mashhad University of Medical Sciences, Mashhad, Iran

Abstract

Introduction:
Schawannomas (neuromas, neurilemmomas) are benign tumors originating from showann cells or nerve fiber sheet cells. They are solitary, encapsulated tumors usually attached to, or surrounded by a nerve.
Case Report:
We present a case of left hypoglossal nerve schwannoma in a 19 year old man who was admitted with progressive left tongue atrophy.
Conclusion:
Schwannoma of the hypoglossal nerve usually develops in the intracranial and extracranial portion or both in the intracranial and extracranial components forming a dumbbell shape tumor .The peripheral hypoglossal schwannomas are extremely rare.

Keywords

Iranian Journal of Otorhinolaryngology
Volume 23, Issue 1 - Serial Number 1
January and February 2011
Pages 45-50

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