Inclusion Criteria:  age older than 60 years diagnosis of pseudophakic cystoid macular oedema treatment-naïve for pseudophakic cystoid macular oedema absence of other ocular diseases, responsible for macular edema (retinal vein occlusion, diabetic retinopathy, age-related macular degeneration)  Exclusion Criteria:  age younger than 60 years No diagnosis of pseudophakic cystoid macular oedema previous treatment for pseudophakic cystoid macular oedema presence of other ocular diseases, responsible for macular edema (retinal vein occlusion, diabetic retinopathy, age-related macular degeneration)