Differential Contribution of Right and Left Amygdala to Affective Information Processing

Evidence for a differential involvement of the human left and right amygdala in emotional and cognitive behaviour is reviewed, with a particular emphasis on functional imaging results and case reports on patients with amygdalar damage. The available evidence allows one to conclude that there is defi...

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Main Author: Hans J. Markowitsch
Format: Article
Language:English
Published: Wiley 1999-01-01
Series:Behavioural Neurology
Online Access:http://dx.doi.org/10.1155/1999/180434
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author Hans J. Markowitsch
author_facet Hans J. Markowitsch
author_sort Hans J. Markowitsch
collection DOAJ
description Evidence for a differential involvement of the human left and right amygdala in emotional and cognitive behaviour is reviewed, with a particular emphasis on functional imaging results and case reports on patients with amygdalar damage. The available evidence allows one to conclude that there is definitely a hemisphere specific processing difference between the left and right amygdala. However, between studies the direction of the asymmetry is partly incongruent. In spite of this, the following tentative proposals are made: the left amygdala is more closely related to affective information encoding with a higher affinity to language and to detailed feature extraction, and the right amygdala to affective information retrieval with a higher affinity to pictorial or image-related material. Furthermore, the right amygdala may be more strongly engaged than the left one in a fast, shallow or gross analysis of affect-related information.
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spelling doaj-art-4e2277a2813447e7987831fce31caaa62025-08-20T03:36:41ZengWileyBehavioural Neurology0953-41801875-85841999-01-0111423324410.1155/1999/180434Differential Contribution of Right and Left Amygdala to Affective Information ProcessingHans J. Markowitsch0Physiological Psychology, University of Bielefeld, D-33501 Bielefeld, GermanyEvidence for a differential involvement of the human left and right amygdala in emotional and cognitive behaviour is reviewed, with a particular emphasis on functional imaging results and case reports on patients with amygdalar damage. The available evidence allows one to conclude that there is definitely a hemisphere specific processing difference between the left and right amygdala. However, between studies the direction of the asymmetry is partly incongruent. In spite of this, the following tentative proposals are made: the left amygdala is more closely related to affective information encoding with a higher affinity to language and to detailed feature extraction, and the right amygdala to affective information retrieval with a higher affinity to pictorial or image-related material. Furthermore, the right amygdala may be more strongly engaged than the left one in a fast, shallow or gross analysis of affect-related information.http://dx.doi.org/10.1155/1999/180434
spellingShingle Hans J. Markowitsch
Differential Contribution of Right and Left Amygdala to Affective Information Processing
Behavioural Neurology
title Differential Contribution of Right and Left Amygdala to Affective Information Processing
title_full Differential Contribution of Right and Left Amygdala to Affective Information Processing
title_fullStr Differential Contribution of Right and Left Amygdala to Affective Information Processing
title_full_unstemmed Differential Contribution of Right and Left Amygdala to Affective Information Processing
title_short Differential Contribution of Right and Left Amygdala to Affective Information Processing
title_sort differential contribution of right and left amygdala to affective information processing
url http://dx.doi.org/10.1155/1999/180434
work_keys_str_mv AT hansjmarkowitsch differentialcontributionofrightandleftamygdalatoaffectiveinformationprocessing