Retinitis Pigmentosa (RP)


outline of what RP is
Mind Map by laura.skinner86, updated more than 1 year ago
Created by laura.skinner86 almost 8 years ago

Resource summary

Retinitis Pigmentosa (RP)
  1. What is it?
    1. Wasting away of the photoreceptors
      1. Retinal Pigment Epithelium may also be affected
        1. Generic name applied to a rod/cone dystrophy
        2. Characteristics
          1. Frequently inherited
            1. Bilateral and symmertical
              1. Nyclatopia normally present
                1. both rods and cones eventually affected
                  1. Variable age of onset
                    1. variable rate of progression
                    2. Vision loss
                      1. In most cases rods affected first
                        1. Some degree of visual acuity is likely to remain
                        2. Reduced contrast sensitivity
                          1. If cones remain some colour vision is maintained
                            1. May have colour confusion
                            2. Significant loss of visual field
                              1. Tunnel vision
                            3. Practical implications
                              1. Difficulty with personal care
                                1. Difficulty with daily living tasks
                                  1. making a drink
                                    1. cooking
                                      1. Things get "lost"
                                      2. Reading
                                        1. text smaller to fit into visual field
                                        2. Difficulty using controlled crossing s
                                          1. Difficulty negotiating kerbs
                                            1. Difficulty with glare
                                              1. Visual fatigue/confusion
                                                1. Difficulty with neck and shoulder problems using low vision strategies
                                                  1. scanning
                                                  2. Difficulty with night time/low light
                                                    1. Nyctalotia
                                                    2. difficulty adapting to different light conditions
                                                      1. outdoor/indoor
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