Cerebral Infarction in a Young Adult Associated with Protein C Deficiency A Case Report
1995
Protein C deficiency is a cause of thromboembolic disease. Venous thrombosis is the most common clinical manifestation. Arterial thrombosis is unusual and involvement of the intracranial arteries is especially rare. Herein the authors describe a case of cerebellar infarction associated with protein C deficiency and review the relevant medical literature. A thirty-year-old man was hospitalized because of dysarthria, right limb ataxia, and a gait disturbance. Cranial computed tomography disclosed an infarction in the right cerebellar hemisphere and brachium pontis. Three months earlier the patient had had a transient ischemic attack with truncal ataxia and gait disturbances. On admission, the protein C antigen was 57% and protein C activity was 45%. Investigation of family members revealed protein C deficiency in an uncle. Literature review of stroke cases associated with protein C deficiency revealed that most had had a previous vascular event and/or a positive family history or had used oral contraceptive...
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