Total 58 clinical symptoms reported for Wiedemann-Steiner syndrome  Very Frequent (1)Occasional (30)Frequent (27)

Delayed speech and language development	A degree of language development that is significantly below the norm for a child of a specified age.   Synonyms:Deficiency of speech development; Delayed language development; Delayed speech; Delayed speech acquisition; Delayed speech and language development; Delayed speech development; Impaired speech and language development; Impaired speech development; Language delay; Language delayed; Language development deficit; Late-onset speech development; Poor language development; Speech and language delay; Speech and language difficulties; Speech delay	Very frequent