[Traumatic and placoïd pigment epitheliopathy (author's transl)].

Study of platelet aggregation in 3 cases of placoïd pigment epitheliopathy. In 2 of the cases, examination was performed while the lesions were still going on platelet aggregation anomalies were found and these anomalies disappeared when the ocular lesions healed.

[Hemorrhages of drusen with pseudo-papilloedema (author's transl)].

Description of three cases of buried drusen of the disk with pseudo-papilloedema and hemorrhages. These hemorrhages are splinter hemorrhages in the substance of the disk or deep peripapillary hemorrhage lying beneath the retina. OEdema and hemorrhage can produce transient blurring of the vision.

[Treatment of complications of venous retinal thromboses with argon laser].

The results of argon laser photocoagulation performed on 20 eyes with ischemic or edematous central retinal vein occlusion were analyzed. In patients with ischemic occlusion, neovascularization improved after treatment but they derived no benefit as far as visual acuity is concerned. In the group with enematous occlusion, visual acuity and macular edema improved after treatment.