Vestibulo-ocular reflex and the head impulse test

Abstract

The authors highlights the importance of the vestibulo-ocular reflex examination through the head impulse test as a diagnostic method for vestibular dysfunction as well as, and primarily, a bedside semiotic resource capable of differentiating between acute peripheral vestibulopathy and a cerebellar or brainstem infarction in emergency rooms.

Keywords

• Teste do Impulso da Cabeça
• nistagmo
• tontura
• vestibulopatia periférica aguda
• acidente vascular cerebral