[The indications for the preventive treatment of retinal detachment (author's transl)].

The author describes the genuine indications for the preventive treatment of retinal detachment. He was above all guided by the minute observations of the eye fundus of two eyes with the Goldmann-glass. The author's long experience and his auto-observation of the retinal detachment operation and of preventive treatment show the confidence which can be given to the ideas published in this article.