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Article
July 1963

Stereotaxic Amygdalotomy for Behavior Disorders

Author Affiliations

TOKYO, JAPAN

Arch Neurol. 1963;9(1):1-16. doi:10.1001/archneur.1963.00460070011001
Abstract

The purpose of this communication is to present the results of stereotaxic oil-wax destruction of the amygdaloid nucleus, either unilaterally or bilaterally, on behavior disturbances.

It was originally our intention to investigate the value of amygdalotomy upon patients with temporal lobe epilepsy characterized by psychomotor seizures and focal spike discharges on the electroencephalogram as well as marked behavior disturbances such as hyperexcitability, assaultive behavior, or violent aggressiveness. The indications for amygdalotomy were then extended to include patients without clinical manifestations of temporal lobe epilepsy but with EEG abnormalities and marked behavior disturbances. Finally, cases of behavior disorders without epileptic manifestations, clinically and electrically, but associated with various degrees of feeblemindedness or with subnormal intelligence were also included in the series.

It has been known for a long time that patients with temporal lobe seizures often exhibit disturbances of emotional behavior and conversely, that patients manifesting abnormalities of general behavior frequently

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