AOA Low Vision and Geriatric Optometry

Question 1

Legal blindness in the United States is defined as best-corrected visual acuity of:

Accepted Answer

20/200 or worse in the better eye, or visual field ≤20°

Answer

20/400 or worse in both eyes

Answer

Less than 20/100 in the worse eye

Answer

20/200 in one eye regardless of the fellow eye

Question 2

The most common cause of irreversible vision loss in Americans over age 65 is:

Accepted Answer

Age-related macular degeneration

Answer

Glaucoma

Answer

Diabetic retinopathy

Answer

Cataracts

Question 3

When prescribing reading glasses for a presbyopic patient in their 70s, the optometrist should expect the full near add to be approximately:

Accepted Answer

+2.50 to +3.00 D for a 40 cm working distance

Answer

+1.00 D for any working distance

Answer

+4.00 D for computer distance only

Answer

+1.50 D regardless of working distance

Question 4

Contrast sensitivity testing is important in geriatric optometry because:

Accepted Answer

It detects functional vision loss not captured by Snellen acuity

Answer

It measures the amplitude of accommodation accurately

Answer

It screens for color blindness in elderly patients

Answer

It determines the need for anti-reflective coatings only

Question 5

Which optical low vision device provides the highest magnification but requires the shortest working distance?

Accepted Answer

High-plus microscopic spectacles

Answer

Telemicroscope

Answer

Handheld magnifier

Answer

Bar magnifier

Question 6

Driving cessation recommendations for visually impaired elderly patients should include which statement?

Accepted Answer

Patients with BCVA worse than 20/40 in the better eye typically do not meet US driving standards

Answer

All patients over age 75 should stop driving regardless of visual acuity

Answer

Night driving is acceptable as long as daytime acuity is 20/20

Answer

Monocular patients with 20/20 in one eye have no driving restrictions