Pigmented paravenous retinochoroidal atrophy. Discordant expression in monozygotic twins.

@article{Small1991PigmentedPR,
  title={Pigmented paravenous retinochoroidal atrophy. Discordant expression in monozygotic twins.},
  author={Kent W. Small and Wayne B. Anderson},
  journal={Archives of ophthalmology},
  year={1991},
  volume={109 10},
  pages={1408-10}
}
We studied a 43-year-old woman affected with pigmented paravenous retinochoroidal atrophy and her unaffected monozygotic twin. The affected twin had stable visual acuity (20/25), typical fundus findings, markedly constricted visual fields, abnormal color vision, and an abnormal electroretinogram, all consistent with pigmented paravenous retinochoroidal atrophy. Results of examinations and studies in her twin were entirely normal. Fingerprinting for DNA performed on the twins strongly supported… CONTINUE READING

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