家族性遗传性视神经炎又称家族性遗传性视神经萎缩或Ｌｅｂｅｒ病〔１〕。是一种多在青少年时期急性发病的双侧视神经炎症，引起视神经萎缩而致视力严重障碍的独立的家族遗传性疾病。现报告２家系２２例。家系１患者（先证者）女，１８岁，无诱因双眼视物不清伴眼内异物感... Familial hereditary optic neuritis, also known as familial hereditary optic atrophy or Leber’s disease 〔1〕. It is a kind of independent familial hereditary disease which is mostly caused by bilateral optic nerve inflammation which acute onset in adolescence and causes severe vision disturbance due to optic atrophy. Now report two families in 22 cases. Pedigree 1 patient (proband) Female, 18 years old, no incentive Eyes blurred eyesight with foreign body sensation ...