chronic visual loss

Question 1

most frequent cause of blindness in Af Am

Answer 1

glaucoma

Question 2

triad of glaucoma

Answer 2

1. elevated intraocular pressure
2. optic nerve damage
3. visual field loss

Question 3

normal IOP

Answer 3

10-21 mmHg

Question 4

which type of glaucoma has minimal sx

Answer 4

chronic glaucoma

Question 5

which type of glaucoma is an ocular emergency

Answer 5

acute glaucoma

Question 6

what represents 2/3 of all glaucoma cases

Answer 6

primary open angle glaucome

Question 7

risk factors for primary open angle glaucoma (4)

Answer 7

1. > 50 yo
2. famhx
3. Af Am
4. Myopic

Question 8

does angle closure glaucoma or open angle glaucoma present with severe ocular pain?

Answer 8

angle closure glaucoma

Question 9

acute onset severe ocular pain with mid-dilated fixed pupil, blurred vision, haloes, HA, N/V

Answer 9

acute angle closure glaucoma

Question 10

precipitating factors of acute angle closure glaucoma (4)

Answer 10

1. stress
2. natural dilation of pupil
3. dilating drops
4. sympathomimetic drugs

Question 11

acute glaucoma tx (4)

Answer 11

1. pilocarpine
2. acetozolamide
3. glycerine or isosorbide
4. mannitol

Question 12

refer to opth when IOP>____ or when not elevated by a difference of ____

Answer 12

> 21; difference of >5

Question 13

refer to opth when C/D>_____ or C/D difference____

Answer 13

> 0.5; difference >0.2

Question 14

decr colors, browner, yellowed, duller

Answer 14

cataracts

Question 15

leading cause of blindness in ppl >50

Answer 15

macular degeneration

Question 16

hallmark of macular degeneration

Answer 16

drusen-hyaline nodules in bruch’s membrane

Question 17

what is the only modifiable risk factor for age related macular degeneration?

Answer 17

smoking