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Assessing Cortical Cerebral Microinfarcts on High Resolution MR Images

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Multiple cerebellar infarcts: clinical and pathophysiologic features.

Shin-Ichi Terao¹, Naofumi Miura, Yutaka Osano

¹Division of General Medicine, Department of Internal Medicine, Aichi Medical University School of Medicine, Aichi, Japan.

Journal of Stroke and Cerebrovascular Diseases : the Official Journal of National Stroke Association

|October 2, 2007

Summary

This summary is machine-generated.

Multiple isolated cerebellar ischemic lesions often present with vertigo, nausea, and ataxia. Atherothrombotic and embolic mechanisms, particularly involving the posterior inferior cerebellar artery (PICA) and superior cerebellar artery (SCA), are common causes.

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Last Updated: Jul 11, 2026

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Area of Science:

Neurology
Vascular Neurology
Neuroimaging

Background:

Cerebellar ischemic lesions can lead to significant neurological deficits.
Understanding the clinical presentation and vascular territories involved is crucial for diagnosis and management.

Purpose of the Study:

To investigate the clinical features, vascular territories, and underlying mechanisms of multiple isolated cerebellar ischemic lesions.

Main Methods:

Retrospective analysis of 15 patients with multiple isolated cerebellar infarcts.
Clinical data, neuroimaging findings (lesion location, vascular territories), and etiological factors were reviewed.

Main Results:

Common symptoms included vertigo, nausea, vomiting, headache, dysarthria, and cerebellar ataxia.
Lesions frequently involved posterior inferior cerebellar artery (PICA) and superior cerebellar artery (SCA) territories.
Vertebral artery occlusive disease was present in 60% of patients; atherothrombotic and embolic mechanisms were the primary causes.

Conclusions:

Multiple isolated cerebellar infarcts present with characteristic neurological symptoms.
Embolic and atherothrombotic mechanisms, often involving PICA and SCA, are key etiological factors.
Despite potential vascular abnormalities, the functional prognosis is generally good.