Glaucoma Risk Factors, Signs, and Visual Field Interpretation

Question 1

What race and age is most at risk for glaucoma?

Answer 1

African American (slightly) and over 40 years

Question 2

What diseases would put a person at a higher risk for glaucoma?

Answer 2

Diabetes, HTN, hyperlipidemia, vascular disease, Reynaud’s.

Question 3

What is the name of the pigmented dusting of the corneal endothelium that can occur with glaucoma?

Answer 3

Krukenberg spindle

Question 4

What is the name of the pigmented dusting of the lens that can occur with glaucoma?

Answer 4

Vossius ring

Question 5

IOP has a diurnal variation. During what time is IOP usually highest?

Answer 5

Early morning

Question 6

Fill in the blank: IOP over _____mmHg is enough by itself to start treatment

Answer 6

30

Question 7

Normal central corneal thickness is about 545 microns.

Thin corneas ____(over/under)-estimate IOP, whereas thick corneas ____(over/under)-estimate IOP.

Answer 7

Thin corneas underestimate IOP

Thick corneas overestimate IOP

Question 8

Normal central corneal thickness is about 545 microns.
CCTs over what value are thought to give a higher risk?
CCTs under what value are thought to give a lower risk?

Answer 8

CCTs over 555 microns are thought to give a higher risk.

CCTs under 588 microns are thought to give a lower risk.

Question 9

True or false: progressive thickening of the neural rim is pathonogmonic for glaucoma.

Answer 9

False; progressive THINNING of the neural rim is pathonogmonic for glaucoma.

Question 10

True or false: vertical elongation of the C/D is a risk factor for glaucoma.

Answer 10

True.