Objectives: The aim of this study is to describe the effects of treatment with traditional Korean medicine on a patient with multiple cerebral infarction caused by posterior cerebral artery occlusion.Methods: The patient was treated with herbal medicine (<i>Yikgeebohyul-tang</i>) and acupuncture. The effects of these treatments were evaluated using the Manual Muscle Test, the Korean version of the Modified Barthel Index, the Modified Rankin scale, and a subjective percentage of sensation in the left lower extremity and face.Results: After treatment, the Modified Rankin Scale score, subjective percentage of sensation in the left lower extremity, and gait disturbance improved.Conclusion: The results suggest that traditional Korean medicine may be effective for treating the symptoms of multiple cerebral infarction caused by posterior cerebral artery occlusion.