Visual Agnosia and Alternating Dominance; Analysis of a Case

摘要: A right-handed, intelligent man, 32 years of age, was blind in the right eye since infancy. In a state depression he attempted suicide by cutting side his throat. It necessary to compress neck manually before sutures were inserted. Following this had symptoms increased intracranial pressure, and focal signs which consisted temporal field defect left temporary visual agnosia cortical colour-blindness combined with colour agnosia. The brain damage probably due thrombosis venous system occipital lobe. have been studied during restitutional phase their character analysed described. Noteworthy absence are usually associated agnosia, particularly word-blindness. This could be explained presence alternating dominance. has found that functions case dominated hemisphere other higher hemisphere. significance such dominance discussed.