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Extracranial Schwannoma of the Hypoglossal Nerve -a Case Report

Publication at Faculty of Medicine in Hradec Králové |
2009

Abstract

Background: We describe a rarte case of an extracranially located schwannoma of the hypoglossal nerve (CN XII). Case report with review of literature with emphasis on a possible iatrogenic lesion of the hypoglossal nerve.

Initial intervention consisted of a biopsy of the tumour in a neurosurgical department, which resulted in a iatrogenic transsection of the still-functional CN XII. The tumour was completely excised at subsequent surgery.

Conslusion: In cases of unclear bulges of the neck, an MRI should be performed before scheduling surgical intervention, in order to prevent possible iatrogenic injury.