The Chief Complaint: Emergency Medical Handbook by Chris Feier

Author:Chris Feier [Feier, Chris]
Language: eng
Format: epub
Publisher: 5150 Publishing
Published: 2014-12-20T22:00:00+00:00

Symptoms

•Cerebellar CVA: acute onset and continuous

Other central vertigo is usually more gradual and continuous

•APV: gradual onset and continuous

•BPPV: Acute onset but intermittent

Nystagmus

•Central vertigo:

Vertical

Unilateral

Non-fatigable

Unsupressed: not suppressed with fixation of gaze (nystagmus persistent when looking straight at your finger)

Direction change: direction of nystagmus changes with eccentric gaze

•Vertical nystagmus ddx: central vertigo, PCP, EtOH, drugs

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