Peripheral or Central Vertigo

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Can you name the Peripheral or Central Vertigo ?

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Sign or Symptoms Central (C) or Peripheral (P) Vertigo
Tinnitus often present
Marked severity of vertigo
No inhibition of visual fixation
Tinnitus usually absent
Vertical or purely torsional nystagmus may be present
Fall toward the slow phase
Bidirectional or Unidirectional nystagmus
Caused by BPPV, infection (labyrinthitis), Menieres neuronitis, ischemia, trauma, toxin
Unidirectional fast phase nystagmus
Sign or Symptoms Central (C) or Peripheral (P) Vertigo
Finite symptoms (minutes, days, weeks) but recurrent
Common causes: vascular, demyelinating, neoplasm
Visual fixation inhibits nystagmus and vertigo
Mild vertigo
Purely horizontal nystagmus may be present
Associated CNS abnormalities - diplopia, hiccups, cranial neuropathies, dysarthria
Spin toward fast phase
Chronic duration of symptoms

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