变压性眩晕是一种急性发作性眩晕，在外界压力突然变化且中耳腔内形成相对高压的情况下发生。

Alterobaric vertigo(AV) is a kind of acute paroxysmal vertigo, occurred in the conditions of rapid change of atmospheric pressure and a relative overpressure in the middle ear.

youdao

他的眩晕周期性发作。

He suffered from periodic attacks of dizziness.

youdao

目的探讨短暂性脑缺血发作(TIA)患者的眩晕症状与脑血流改变。

Objective to investigate the change of the cerebral blood flow (CBF) in patients of TIA with vertigo symptom.

youdao