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

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