Table 1 Grading of corneal fluorescein staining [13]

0

A few dots of staining

No Treatment

I

Increased spots showing a scatter pattern

Continuing lens wear and using a small amount of eye drop for cornea repair until the disappearance of symptoms

II

obvious clinical manifestations, dense and diffuse spots

III

A large number of stippling stains, aggregation and fusion occurred in a large range

Stopping treatment, adjusting the lens, and giving symptomatic medication until the disappearance of symptoms

IV

Diffuse stippling stains of the whole cornea, mass fusion or even complete epithelial loss