The authors describe two cases of idiopathic uveal effusion syndrome, in one instance affecting consecutively both eyes, in the second patient the finding is unilateral so far. In the female patient with the bilateral finding reattachment of the retina and improvement of the visual acuity developed only after surgery (sclerotomy). The second patient, where the disease was detected only acciden- tally, is so far only under observation. The authors discuss the causes of this rare disease, the variability of clinical symptoms, diagnostic and therapeutic possibilities.

        Key words: uveal effusion, detachment of the retina, sclerectomy, sclerostomy