β(Sr90)-線에 의한 백내장 1例

It is to report a clinical experience of a case of irradiation cataract following the period of 5 years post-operative pterygium on 59 years old man. As the occurrence of irradiation cataract is generally with long latent period and the clinical and histopathological features of the Beta ray cataract is similar to the remainder categories of opacities. it is important that condition of history of irradiation and characteristic localization of the lenticular opacity are noteworthy in which the dosage of total radiation, age, exposure time, treated area and method of treatment are much influencing.