Voice recognition in aphasic and non-aphasic stroke patients

Whereas denotative recognition of meaning via spoken language is undoubtedly a function of the dominant hemisphere, there are hints as to the superiority of the non-dominant hemisphere in detecting the author of a language message, at least if it is written (Heckmann et al. 2001). This study was undertaken to show if similar notions hold true for oral language. 20 patients (5 female, 15 male) with left (LH; N=11, mean age 66.3±7.7 years) or right (RH; N=9, mean age 64.1±11.1 years) hemisphere ischemic strokes (mean time post-onset 2.4±2.8 months) were compared on a task which required them to identify one famili…