 disturb verbal bodi imag syndrom sensori aphasia 1 pto syndrom domin hemispher vari extent depth lesion angular supramargin area mildest clinic syndrom consist vagu contralater sensori impair associ dyscalculia dysgraphia dyslexia difficulti name extens lesion need wide varieti classic sign describ pariet lobe diseas gerstmann's syndrom associ manifest pariet loss case 1 extens corticosubcort lesion area lead complet disintegr name understand speech case 3 4 5 2 attent drawn difficulti aris lack differenti concret gnostic bodi imag abstract verbal bodi imag investig patient aphas syndrom differenti disturb gnosi applic separ non-verbal method test elicit impair gnostic bodi imag well compens unimpair presenc aphas syndrom limit verbal bodi imag 3 disturb speech pto lesion investig quantit scale impair repetit understand name regular interrel nomin understand repetit best preserv function case 1-4 interrel function regard verbal bodi imag understand name part bodi greater disintegr understand name categori case present aphas syndrom subsid finger aphasia minor disturb verbal bodi imag associ acalculia persist case 1 gerstmann's finger agnosia repres partial impair verbal bodi imag limit finger aphasia 4 assum verbal bodi imag differ categori verbal symbol propriocept vestibular tactil experi form specif physiolog background telerecept experi minor initi develop understand defin bodi imag patient describ select wors aphas impair verbal bodi imag compar categori confirm assumpt 