epithelial plug

In cases where large epithelial plugs lead to such aggravating symptoms, patients may seek further surgical treatment to alleviate the symptoms.

Closer to the wound surface lies the epithelial plug, a bed of the cells that form the normal corneal epithelium which have fallen into the wound.

Large epithelial plugs may cause more scattering of light, leading to the appearance of visual phenomena such as flares and starbursts - especially in situations such as night driving, where the stark light of car headlights abounds.