J Korean Neurol Assoc.
1991 Sep;9(3):357-361.
A Case of Primary Malignant Leptomeningeal Melanomatosis
- Affiliations
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- 1Department of Neurology, Yeungnam University, Korea.
- 2Department of Anatomic Pathology, Yeungnam University, Korea.
Abstract
- Primary malignant melaomatosis of leptomeninges is uncommon, not reported in the Korea to this time. Primary melanomatosis of leptomeninges are not associated with any specific clinical or radiological symptoms. The diagnosis was made by ultrastructural demonstration of malignant melanoma cells from CSF. The patient is 23 years male, who has had meningeal irritating symptoms such as intermittent headache. Nausea, vomiting and disturbed consciousness. Brain CT and MRI showed no mass lesion but cytology of cerebrospinal fluid revealed malignant melanoma cells. There was no evidence of extracerebral melanoma.
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