Methods: Routine watercalorictest, spontaneous nystagmus (SN) and HSN were performed in 500 patients with vertigo.
方法：实验组500例各类眩晕者进行HSN、冷热水试验和自发性眼震试验检查。
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Methods We conducted the pure tone audiology, glycerol test, electrocochleogram(ECochG) , watercalorictest, vestibular evoked myogenic potentils(VEMP) in 120 aural vertigo patients.