Question

A client presents to the clinic with complaints of loss of color vision, seeing distorted shapes, and a dark spot in the center of their vision. The nurse suspects which of the following conditions?

a.) Macular degeneration

b.) Cataracts

c.) Amblyopia

d.) Retinal detachment

Answer 1

Correct Answer: Option a)

Explanation -

1. Macula is the most sensitive part of the retina
2. Macular degeneration is a condition in which there is the deterioration of the macula.
3. The macular has high density of photoreceptor CONES.
4. Macular degeneraition there is degeneration of the cones.
5. Cone are responsible for color vision. Therefore, macular degeneration is leads to reduce colored vision.
6. Dark spot in the middle of the vision is also due to macular degeneration.
7. Distorted images are seen in the macular degeneation.

Incorrect:
Option b - Cataract - Cartaract is the opacification of the crystalline lens. In this condition, there is reduce night time vision, seeing halo around lights, frequent changes for contact glass number

Option c - Amblyopia -In this condition the brain is unable to interpret the inputs of one eye and favour other eye. There is poor depth perception, low sensitivity to motion and contrast.

Option d- Retinal detachment - This condtion presents with blurred vision, flashes of light, sudden appearance of floater and gradual reduction in peripheral vision.

Expln