Pathology

Question 1

Abrasion

Answer 1

-a large break or
erosion of the superficial layer of
the cornea.
-First 24 hours epithelial cells migrate to fill exposed area
-After filled new epithelial cells are regenerated

Question 2

How to view Abrasion

Answer 2

This is easily viewed with the application
of fluorescein and the use of the
blue cobalt and yellow Wratten
filters.

Question 3

Signs of Abrasion

Answer 3

-Deeper abrasions result in discomfort (foreign body sensation), pain and/or photophobia

-Break in epithelial layer

-Fluorescein staining