Abstract
CHD7 gene mutations were identified in 17 (71%) of 24 children clinically diagnosed to have CHARGE syndrome (C, coloboma of the iris or retina; H, heart defects; A, atresia of the choanae; R, retardation of growth and/or development; G, genital anomalies; and E, ear abnormalities). Colobomata, hearing loss, laryngomalacia, and vestibulo-cochlear defect were prevalent. Molecular testing for CHD7 enables an accurate diagnosis and provides health anticipatory guidance and genetic counseling to families with CHARGE syndrome.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Abnormalities, Multiple / genetics*
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Adolescent
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Child
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Child, Preschool
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Choanal Atresia / genetics
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Cleft Palate / genetics
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Coloboma / genetics
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Craniofacial Abnormalities / genetics
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DNA Helicases / genetics*
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DNA-Binding Proteins / genetics*
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Ear, External / abnormalities
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Facial Paralysis / genetics
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Female
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Genitalia / abnormalities
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Growth Disorders / genetics
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Heart Defects, Congenital / genetics
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Humans
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Infant
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Larynx / abnormalities
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Male
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Mutation*
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Phenotype*
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Tracheoesophageal Fistula / genetics
Substances
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DNA-Binding Proteins
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DNA Helicases
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CHD7 protein, human