Abstract
We report male and female siblings with extreme microcephaly and mental retardation, growth retardation, and multiple chromosome mosaicism. Mental retardation associated with chromosome mosaicism does not always carry a low recurrence risk.
MeSH terms
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Abnormalities, Multiple / genetics
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Adult
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Chromosome Aberrations*
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Female
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Growth Disorders / genetics*
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Humans
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Infant, Newborn
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Intellectual Disability / genetics*
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Male
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Microcephaly / genetics*
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Mosaicism*
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Mutation*
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Phenotype