Children with 7q11.23 Duplication Syndrome: Speech, Language, Cognitive, and Behavioral Characteristics and their Implications for Intervention

Perspect Lang Learn Educ. 2011 Oct 1;18(3):108-116. doi: 10.1044/lle18.3.108.


7q11.23 duplication syndrome is a recently-documented genetic disorder associated with severe speech delay, language delay, a characteristic facies, hypotonia, developmental delay, and social anxiety. Developmentally appropriate nonverbal pragmatic abilities are demonstrated in socially comfortable situations. Motor speech disorder (Childhood Apraxia of Speech and/or dysarthria), oral apraxia, and/or phonological disorder or symptoms of these disorders are common as are characteristics consistent with expressive language disorder. Intensive speech/language therapy is critical for maximizing long-term outcomes.