Schwannom Nervus vagus

Vagal schwannomas are uncommon benign masses that can occur anywhere along the course of the vagus nerve but most commonly occur in the cervical region.

Epidemiology

Most commonly occurs in the 3rd to 5th decades. No sex predilection .

Clinical presentation

Patients may be asymptomatic. When symptomatic they can present with a slow-growing mass, most commonly in the neck. Vocal hoarseness or cough on palpation of the neck mass may be features .

Pathology

Associations

Radiographic features

Vagal schwannomas are closely adherent to the vagus nerve, which lies between the internal carotid artery (ICA) and internal jugular vein (IJV) and tends to separate them as well as displacing the ICA anteromedially .

See the general schwannoma article for further discussion of radiographic features.

Differential diagnosis

For cervical region consider :

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