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Cerebral dominance and subtypes of developmental dyslexia

  • Neurological Concepts Of Dyslexia
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Conclusions

Evidence of different syndromes of developmental dyslexia raises the question of the interaction between dyslexic types and patterns of cerebral dominance. Some of the proposed classifications of dyslexia, and most notably the one proposed by Boder (1971), strongly suggest that dyslexic subtypes, that can be identified clinically by reading-spelling patterns, may possess different or opposite cerebral dominance patterns. Thus, research of cerebral dominance in dyslexia (i.e., Orton’s hypothesis) should involve careful selection and classification of subjects. When this is done it can be shown that electrophysiological measures can identify cerebral-dominance abnormalities in at least one subtype of developmental dyslexia.

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Fried, I. Cerebral dominance and subtypes of developmental dyslexia. Bulletin of the Orton Society 29, 101–112 (1979). https://doi.org/10.1007/BF02653737

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