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Also known as: BPPV · positional vertigo
Brief episodes of spinning triggered by head-position change (rolling over, looking up) from displaced otoconia in a semicircular canal — the commonest cause of vertigo. It is diagnosed and treated at the bedside.
Adults, more with increasing age; sometimes after head injury, vestibular neuronitis or prolonged bed rest.
Reposition displaced otoconia
Caution: Avoid long-term vestibular sedatives (they delay recovery).
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🚩 Report outdated / suggest update