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August 1938

THALAMIC DYSFUNCTION: Report of a Case in Which a Thalamic Syndrome Was Treated by Excision of a Porencephalic Cyst

Author Affiliations


From the Boston Psychopathic Hospital and the Department of Psychiatry of the Harvard University Medical School.

Arch NeurPsych. 1938;40(2):352-361. doi:10.1001/archneurpsyc.1938.02270080136009

The occurrence of a thalamic syndrome in a case of an old cerebral injury at birth and its surgical treatment by removal of a porencephalic cyst have not previously been described. Despite the absence of a pathologic study (as the patient is alive and well), the report of a single case seems desirable at this time because of its unique nature and relevance to the subject of thalamic dysfunction in general. In a recent discussion of porencephaly by Patten, Grant and Yaskin1 there was no mention of thalamic involvement. Although thalamic dysfunction has been studied by various workers, there has been little agreement on the fundamental issues. It is hoped that the present case may help to clarify the situation.

The thalamic syndrome, as described by Head and Holmes,2 is characterized by the following features, the individual prominence of which may vary in the particular case: 1. Hemiplegia

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