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Table 1 Interpretation of the HINTS exam

From: Usage of the HINTS exam and neuroimaging in the assessment of peripheral vertigo in the emergency department

HINTS exam component Peripheral Vertigo Central vertigo
Head Impulse Test (HIT) Loss of eye fixation with head impulse; “positive” or “abnormal” Intact vestibulo-ocular reflex; “negative” or “normal”
Nystagmus (N) None or horizontal unidirectional Vertical, rotatory, or horizontal bidirectional
Test of Skew (TS) No skew; “negative” Skew; “positive”