乙胺丁醇是口服第二线抗结核药，由于临床应用广泛，眼部表现中毒的病例也逐渐增多。我科曾遇到一例，现报告如下。病例报告患者女，29岁，住院号：93115，干1990年9月29日因双眼视力减退2个多月，以“双球后视神经炎”收入院。患者半年多前因肺结核服用乙胺丁醇1g、异菸肼0．3 Ethambutol oral second-line anti-TB drugs, due to the wide range of clinical applications, cases of ocular manifestations of poisoning also gradually increased. Our department has encountered a case, the report is as follows now. Case report Female patient, 29 years old, hospital number: 93115, dry September 29, 1990 due to binocular vision loss for more than 2 months, “double ball retro-optic neuritis” income hospital. More than six months ago, patients taking ethambutol 1g, isoniazid 0.3 due to tuberculosis