BACKGROUND Neuropsychiatric comorbidities are frequent in Sydenham chorea. However, cognitive impairment in Sydenham chorea has not been sufficiently described. The objective of this study was to evaluate expressive and receptive language deficits in adolescents with Sydenham chorea. METHODS Twenty patients with Sydenham chorea were compared with 20 patients with rheumatic fever without chore...

Recent work has shown that by 11 months, infants process sounds differently depending on whether they are in an allophonic relationship in the infants' ambient language (i.e., nasal and oral vowels in American English) or a phonemic one (i.e., nasal and oral vowels in Quebec French; Seidl et al., 2009). Previous experimental work suggests that adults' perceptual similarity and lexical access is...