Objectives: The purpose of this study was to clarify etiologic factors, prior symptoms and clinical features of isole superior cerebellar artery (SCA) territory infarcts.
Methods: All data were collected from consecutive 21 patients with isole SCA infarcts involved on computerized tomography.
Results: The risk factors including hypertension, cardiopathy and rhythm disturbances, hyperlipidemia, diabetes mellitus, abnormality in homeostasis, smoking, oral contraceptive have been identified. Headache, nausea-vomiting, vertigo, gait imbalance and diplopia were the most common complaints at onset. During the clinical course, the most common findings have been found as dysmetria and dysdiadochokinesia, dysarthria, ataxia and vertigo. Although 19 patients were improved in different degrees, 2 patients died because of cardiorespiratory arrest. Classical syndrome of SCA was only seen in 2 patients.
Conclusion: According to our findings, SCA territory infarcts have multiple risk factors, and various clinical features as well as the syndrome of SCA are usually rare and incomplete.