Retinitis Pigmentosa Flashcards
1
Q
What part of the retina is affected in RP? What does this cause?
A
peripheral retina
resulting in tunnel vision
2
Q
Clinical features of retinitis pigmentosa
A
night blindness = initial sign
tunnel vision
3
Q
Signs of RP on fundoscopy
A
black bone spicule-shaped pigmentation in the peripheral retina
mottling of the retinal pigment epithelium
4
Q
Conditions associated with RP
A
Refsum disease: cerebellar ataxia, peripheral neuropathy, deafness, ichthyosis
Usher syndrome
abetalipoproteinemia
Lawrence-Moon-Biedl syndrome
Kearns-Sayre syndrome
Alport’s syndrome
5
Q
A
