<unk>  is a rare congenital anomaly in which the skin is continuous over the eyeball with absence of eyelids. It is classified into three types: complete, incomplete and abortive. Failure of eyelid separation can be associated with maldevelopment of the underlying cornea and microphthalmia.<unk>  usually occurs on both sides and occurs in association with multiple other malformations collectively referred to as Fraser syndrome.
Cryptophthalmos
Enophthalmos
Lagophthalmos
Macular corneal dystrophy
Exophthalmos
Corneal opacity
Nephroptosis
Bullous keratopathy