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[Speech disorders in tumors of the left frontal lobe]
Abstract:
The paper deals with a description of speech activity or dynamic aphasia seen in 9 patients with tumors of the left frontal lobe. A weakening of volition to speech was combined with disorders of naming, verbal memory, logic thinking. All these disturbances were accompanied by general motor inhibition. Among the 9 studied patients in 8 cases the focus of lesion was situated on the medial surface of the hemisphere, corresponding to the supplementary Penfield speech zone.