Chronic alcoholism could contribute to impairment of nerve system and brain functions, even some psychiatric disorder such as hallucination, heteroptics, acousma and so on.

酒精与大脑和神经系统的亲和力最强，长期慢性酒精中毒，可致大脑、神经系统功能损害，严重时可出现幻觉、幻视、幻听等精神障碍。