Pannus is a form of superficial keratitis, or inflammation of the cornea, found most commonly in German Shepherd Dogs, Greyhounds, and Siberian Huskies.
Australian Shepherd - retinal dysplasia occurs with other eye disorders, such as an oval pupil, microcornea (small cornea), cataracts, and retinal detachment.
Conclusion: There is more therapeutic effect of cornea toxicide for treating superficial lamella and middle groundsubstance herpes simplex viral keratitis.
Light comes in through the cornea and pupil and hits the lens — the convex, transparent disc that focuses that light and projects it onto the retina, which makes up the inner layer of the back of the eyeball.