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Familial grouped pigmentation of the retinal pigment epithelium.
  1. P T de Jong and
  2. J W Delleman
  1. Department of Opthalmology, Erasmus University Rotterdam, Eye Hospital, The Netherlands.


    Grouped pigmentation of the retinal pigment epithelium was found in a father and his son. They had a normal resting potential on the electro-oculogram, but the son had a lower normal light rise. We believe this is the first description of familial grouped pigmentation.

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