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

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