Cystoid macular oedema (CMO) occurs secondary after an ophthalmic disorder, trauma or rarely after an eye operation. There is a fluid which accumulates through the retinal layers, causing blurry vision and paramorphopsia of the central visual field. CMO rarely causes permanent vision loss.


Cystoid Macular OedemaCystoid Macular Oedema

Vision restoration is often a low, gradual process. The majority of patients restore their vision in 2-15 months either they are under treatment or not. In the above photograph, the oedema is represented as yellow spots (arrow) on the macula.