Peripheral facial palsy, deafness, tinnitus, and trigeminal sensory deficit are common presentations.Vertigo as the only clinical feature of AICA infarct is rare.

• 周边颜面神经麻痹、耳聋、耳鸣及三叉感觉异常为其常见的病徵，但只以晕眩症表现的前下下小脑动脉梗塞更是罕见。