De Novo Duplication of Chromosome 9p in a Female Infant: Phenotype and Genotype Correlation
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Trisomy 9p syndrome is the fourth most frequent chromosome aberration seen in infants. Duplication of the critical region 9p22p24 leads to mental retardation, psychomotor delay, and craniofacial and digital anomalies. We report a 2-year-old Ecuadorian girl wit... ...
