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The Biology of Developmental Dyslexia
Judith M. Rumsey, PhD
JAMA. 1992;268(7):912-915.
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| Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings. |
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SELECTED CASE
A 30-year-old man was referred to the Child Psychiatry Branch of the National Institute of Mental Health for evaluation as a candidate for neuroimaging studies of developmental reading disorder, or dyslexia. Despite a master's degree and above-average intelligence, documented with the Wechsler Adult Intelligence Scale-Revised, his oral paragraph reading, as assessed with the Gray Oral Reading Test, fell between a second- and third-grade level, nearly 6 SEs below that expected on the basis of his verbal IQ.1 This placed his performance within a severely dyslexic range. Similarly, his spelling, which fell at a seventh-grade level (below the first percentile rank) on the Wide Range Achievement Test-Revised, was more than 5 SEs below expectation based on verbal and performance IQ and educational level.1
Neurological examination was normal. Strong right-handedness was documented. Magnetic resonance imaging scans of the head were clinically normal, and a structured interview found no
. . . [Full Text PDF of this Article]
Author Affiliations
From the Child Psychiatry Branch, National Institute of Mental Health, Bethesda, Md.
Footnotes
Reprint requests to Child Psychiatry Branch, National Institute of Mental Health, Bldg 10, Room 6N240, Bethesda, MD 20892 (Dr Rumsey).
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