We have recently experienced 6 young cases which had many netform vessels in brainstem cerebroangographically with stenosis or occlusion of the carotid siphon. These onset symptom were severe migraine, choreatic movements,, temporary hemiplegia, seizure attack, subarachnoid haemorrhage or intracerebral bleeding.We researched these causes, studying past and familial histories, rheumatic reactions, hormonal examinations etc.And we reported the histological findings of one autopsy case.

pallidus and thalamus were found. The fact that this severe case showed temporary improvement post-operative-

No abstract

No abstract