Analysis of characteristics of 53 children with specific language impairment (SLI), ages 4 to 9, suggested that family history is related to pattern of language performance. Children with deficits in only expressive language had a higher proportion of affected family members than did children with both expressive and receptive language deficits.…

The maladaptive behaviors, personality, and language skills of a male whose chromosome analysis showed evidence of mosaicism with karyotype 49,XXXXY and 48,XXXY are described. Research on severity of mental handicap with extra chromosomes, delayed speech development, and discrepancy between verbal and performance intelligence is examined. (JDD)

This case study of a 5-year-old boy diagnosed with a specific expressive language impairment with verbal apraxia reports on chromosomal, neurological, speech/language, cognitive, and play evaluations. Evaluation found a chromosomal translocation and a severe expressive speech-language deficit but good nonverbal cognitive and communicative skills.…