Objectives - The purpose of this study was to clarify etiologic factor
s, prior symptoms and clinical features of isole superior cerebellar a
rtery (SCA) territory infarcts. Methods - All data were collected from
consecutive 21 patients with isole SCA infarcts involved on computeri
zed tomography. Results - The risk factors including hypertension, car
diopathy and rhythm disturbances, hyperlipidemia, diabetes mellitus, a
bnormality in homeostasis, smoking, oral contraceptive have been ident
ified. 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 dysdiadocho
kinesia, dysarthria, ataxia and vertigo. Although 19 patients were imp
roved in different degrees, 2 patients died because of cardiorespirato
ry arrest. Classical syndrome of SCA was only seen in 2 patients. Conc
lusion - According to our findings, SCA territory infarcts have multip
le risk factors, and various clinical features as well as the syndrome
of SCA are usually rare and incomplete.