<Tr> <Th> Diagnostic method </Th> <Td> Chromosomal analysis </Td> </Tr> <Tr> <Th> Differential diagnosis </Th> <Td> Klinefelter syndrome, Marfan syndrome, Sotos syndrome </Td> </Tr> <Tr> <Th> Prevention </Th> <Td> None </Td> </Tr> <Tr> <Th> Treatment </Th> <Td> Speech therapy, tutoring </Td> </Tr>

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