Cerebral Vasculitis Complicating Pneumococcal Meningitis.

Pneumococcal meningitis complicated by cerebral vasculitis can be treated with high-dose steroids.A repeat lumbar puncture is recommended to rule out relapsing or persistent infection in patients who deteriorate after 48 h of adequate antibiotic therapy.The cerebral vasculitis in our patient may have been caused by antibiotic underdosing and by delayed dexamethasone administration.