Journal

The Japanese journal of neuropsychology

[Vol.23 No.3 contents]
Japanese/English

Full Text of this Article
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ArticleTitle Body-specific information processes in a case of Autotopagnosia
Language J
AuthorList Natsuko Tsuruya1), Yoshitaka Ohigashi2)
Affiliation 1) Applied Electronics Laboratory, Kanazawa Institute of Technology
2) Graduate School of Human and Environmental Studies, Kyoto University
Publication Japanese Journal of Neuropsychology: 23 (3), 209-219, 2007
Received Mar 29, 2007
Accepted Jun 28, 2007
Abstract In this study, we explored a body-specific cognitive process in a case of Autotopagnosia. He could name body parts visually presented, so his semantic and visuo-spatial knowledge of body seemed to be spared. But when a target was given by tactile stimulation without visual input, his performance in naming task was defective. In pointing task, he showed impairment regardless of input modality of body parts and remarkable errors that reach for out of body space. In the present patient, AT is likely to be attributed to a deficit in the system that online code the dynamic location of body parts in egocentric framework.
Keywords Autotopagnosia, body schema, pointing disorder, egocentric framework

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