急性球后视神经炎,虽为常见病,但病因复杂。在我国有的作者认为本病有16—100%或51.4%病因不明,自类固醇药物问世后,多数病例经药物治疗预后较好,但有少数病例疗效不满意,经各种治疗,方有光感,视乳头在一个月内很快出现全面萎缩,其预后更差。因此,被称之为重症病例。 Acute ball posterior optic neuritis, although common, but the etiology is complicated. In our country, some authors think that the disease has 16-100% or 51.4% of the patients with unknown etiology. Since the advent of steroid drugs, most cases have a good prognosis after drug treatment, but a few cases are not satisfied with the curative effect. After various treatments, The optic nerve appeared to shrink rapidly in a month, its prognosis is even worse. Therefore, it is called a severe case.