Pupil

Question 1

In mydriatic disorder (dilated pupil) the pupil asymmetry is greatest when?

Answer 1

in the LIGHT

Question 2

In miotic disorder (constricted) pupil size asymmetry is greatest in…

Answer 2

in the DARK

Question 3

Examples of mydriatic disorders

Answer 3

1. CN3 palsy
2. Acute angle closure glaucoma
3. Adie’s pupil (ciliary ganglion lesion)
4. Tramautic mydriasis
5. Dilating drops

Question 4

Examples of miotic disorders

Answer 4

1. Horner’s syndrome
2. Iritis
3. Cholinergic, anticholinesterase inhibitors
4. Pilocarpine, carbachol

Question 5

Causes of RAPD

Answer 5

1. optic nerve disease (nerve trauma, glioma, glaucoma, optic neuritis)
2. Retinal disease (Retinal detachment, central retinal artery, vein occlusion)

Question 6

What NEVER causes an RAPD

Answer 6

1. Cataract
2. corneal scar
3. Refractive error
4. vitreous hemorrhage
5. cortical blindness
6. functional visual loss