SIGNS & SYMPTOMS

SIGNS & SYMPTOMS
Peripheral:

• Normal neurology
• Severe nausea/vomiting
• Possible hearing loss

Central:

• Prolonged severe vertigo
• New onset headache
• Recent trauma
• Focal neurology
• Central nystagmus
• Abnormal Dix-Hallpike
• Unable to stand/walk with eyes open

INVESTIGATIONS & DIAGNOSIS
Tests:

• Romberg’s (limited differentiation value)
• Dix-Hallpike (positive in BPPV)
• Head impulse test (Vestibular Neuronitis vs Cerebral infraction)
• Unterberger’s test (Marching on one spot with eyes closed. If there is Labyrinth
  damage, then there will be lateral rotation to the affected side)
• Alternate cover test (if there is any vertical correction, this suggests stroke)
• Imaging if indicated