Assess patients with vertigo for focal neurologic signs and symptoms, sustained substantial headache or neck pain, inability to stand and spontaneous vertical nystagmus. Perform the Dix–Hallpike test ...
The Dix-Hallpike maneuver remains the gold standard for diagnosing posterior canal BPPV. A positive test requires that vertigo associated with torsional (rotatory) and up-beating (toward the forehead) ...
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