Corneal Degenerations (M2)

Question 1

What is the iron deposit that results from a metallic foreign body?

Answer 1

rust ring

Question 2

What is the iron deposit that is from tears?

Answer 2

Hudson Stahli’s line

Question 3

What is the iron deposit that is in front of a glaucoma filtering bleb?

Answer 3

Ferry’s line

Question 4

What is the iron deposit that is in front of a pterygium?

Answer 4

Stocker’s line

Question 5

What is the iron deposit that is at the base of the cone in keratoconus?

Answer 5

Fleischer’s line/ring

Question 6

What is a congenital corneal abnormality that has a cornea >13mm in diameter?

Answer 6

megalocornea

Question 7

What is a congenital corneal abnormality that has a cornea

Answer 7

microcornea

Question 8

What is a congenital corneal abnormality that is a flattened contour and is marked by astigmatism? 1. What does this increase the risk of? 2

Answer 8

1. Cornea plana

2. glaucoma

Question 9

What is a congenital corneal abnormality that has the cornea in a globular shape and is marked by myopia and astigmatism?

Answer 9

Keratoglobus

Question 10

What is a congenital corneal abnormality that is the complete failure or arrested development of the optic vesicle?

Answer 10

anophthalmos