Rinshō shinkeigaku = Clinical neurology
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Review Case Reports
[A case of cavernous angioma in the lower pons, showing subacute onset of unilateral cranial nerve palsy and segmental sensory disturbance].
We report a 54-year-old man with right abducent nerve palsy, right facial nerve palsy, and left segmental sensory disturbance, which progressed for 2 weeks. He was found to have cavernous angioma in the lower pons. When he visited our hospital, he had right facial palsy, sensory disturbance of left half of the face and left upper limb, and diplopia. ⋯ But several cases with similar symptoms following a brainstem lesion have been reported. Most of them had stroke, showing acute onset of illness. Our case showed subacute onset of illness; cranial nerve palsy and segmental sensory disturbance progressed for 2 weeks.