Case 12: Gradual Vision Loss

Question 1

When can ABMD cause vision loss?

Answer 1

If BM changes are located w/i the central cornea, or if an assoc RCE occurs

Question 2

What is the MC anterior corneal dystrophy?

Answer 2

ABMD

Question 3

AMBD presentation

Answer 3

Bilateral, non-progressive by abnormal corneal epi adhesion & excessive BM production. Negative fluorescein staining of map-lines dots and/or fingerprints of corneal epi

Question 4

____% of patients w/ ABMD develop corneal erosions & ____% of pts w/ RCE will have ABMD

Answer 4

10, 50

Question 5

Von Hippel-Lindau disease presentation

Answer 5

Retinal capillary hemangioblastomas

Question 6

Infantile cataracts are assoc w/ what 2 conditions?

Answer 6

Rubella & galactosemia

Question 7

MC congenital cataract

Answer 7

Lamellar (zonular)= cystalline lens opacity surrounded by embyonic nucleus

Question 8

Pre-senile cataracts are assoc w/ what conditions?

Answer 8

DM, myotonic dystrophy, Wilson’s disease, hypcalcemia, atopic dematitis

Question 9

Drugs that cause Whorl keratopathy

Answer 9

Chloroquine
Hydroxychloroquine
Amiodarone
Indomethacin
Tamoxifen

Question 10

SE of Isoretinoin

Answer 10

Blepharoconjunctivitis, dry eye disease, pseudotumor cerebri, eyelid edema, loss of coor vision, nyctalopia

Question 11

MC aging cataract

Answer 11

NS

Question 12

NS cataracts can induce what type of refractive shift?

Answer 12

Myopic

Question 13

Cortical cataracts induce what type of refractive shift?

Answer 13

Hyperopic