Pterygium

Question 1

pterygium

Answer 1

benign growth that enroaches onto cornea

wing like fashion

breakdown of limbal cells

if visual axis affected - can cause astigmatism and corneal scarring

can invade bowmasn layer

Question 2

pterygium Treatment

Answer 2

early stage:-
- observation
- lubrication
- mild topical steroids

late stage:-
- surgical excission
- conj graph
- fibrin glue