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4 Cards in this Set

  • Front
  • Back

Features

1. night blindness-1st sign


2. funnel vision



fundo: black-bone spicule shaped pigmentation in peripheral retina


mottling of retinal pigment epithelium

Associated diseases

1. Refsum disease*


2. Usher disease**


3. abetalipoproteinaemia


4. Lawrence-moon- beidel syndrome


5. Kearns-Sayre syndrome


6. Alport's syndrome

Refsum disease*

1. cerebellar ataxia



2. peripheral neuropathy



3. deafness



4. icthyosis: skin condition-dry, horny, fish scales

Usher's disease **

1. deafness



2. blindness