Acoustic Neuroma

ENT

Overview

Definition

Benign tumor of the vestibulocochlear nerve (CN VIII).

Epidemiology

Varies globally. Often age and lifestyle dependent.

Etiology & Risk Factors

  • Schwann cell proliferation.

Clinical Symptoms

  • Unilateral sensorineural hearing loss
  • tinnitus
  • vertigo.

Clinical Approach

Diagnosis

  • MRI Brain with contrast.

Management

  • Observation
  • Surgical resection
  • Stereotactic radiosurgery.

Complications

  • Facial nerve paralysis
  • brainstem compression.