logo
View this page in Chinese
Question of the Week
Video Library
Ophthalmology Books & Manuals
Cyber-Sight Atlas of Eye Diseases
The Ophthalmology Minute
Nursing Education
Eye Care Equipment
ORBIS Program Features
Free Online Journals
Ophthalmology Links
Ask a Professor
Print ViewPrint this Page
2011 Series -  December 27, 2011 Lecture 1 of 52  NEXT»

Click here for Chinese
To see views enlarged, click on the individual pictures...

QOW44_A

QOW44_B

QOW44_C

QOW44_D

Photos taken by: Debra Cantrell, COA. Used with permission. Not to be reproduced.

A 69-year-old female presented for a routine eye exam. She was concerned that her cataracts were progressing because of a modest decrease in her visual acuity over the last year. Examination of each cornea under certain biomicroscopic illumination revealed fine, particulate opacities as shown in two of the figures (with arrows).

1. The location of the lesions in the cornea is:

a. epithelium
b. basement membrane
c. stroma
d. Descemetís membrane
e. endothelium

2. The lesions can best be seen using which biomicroscopic technique?

a. direct focal illumination
b. scleral scatter
c. direct retro-illumination
d. indirect retro-illumination
e. specular reflection

3. These lesions represent:
a. anterior basement membrane corneal dystrophy
b. guttae in the corneal endothelium
c. amyloid corneal dystrophy
d. corneal farinata
e. corneal polymorphic amyloid degeneration

4. The clinical effects of these lesions are (is):
a. progressive loss of vision
b. corneal edema
c. disruption of the tear film
d. recurrent erosions
e. none of the above

For answers to the above, click here on or after January 3, 2012.

 

 


Lecture 1 of 52 «Previous Lecture   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52    Next»
footer logo