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Updated: Jan 29, 2026

Experimental Human Pneumococcal Carriage
Published on: February 15, 2013
Cerebral Vasculitis Complicating Pneumococcal Meningitis
Ahmed Khedher1, Nesrine Sma1, Dorsaf Slama2
1Medical Intensive Care Unit, Farhat Hached Hospital, Sousse, Tunisia.
Introduction:
Cerebral vasculitis is an uncommon life-threatening complication of community-acquired bacterial meningitis.
Patient And Methods:
We report the case of a 64-year-old woman with pneumococcal meningitis who developed parainfectious vasculitis causing ischaemic brain damage. Cerebral magnetic resonance imaging (MRI) confirmed the diagnosis. Clinical and radiological recovery after delayed addition of corticosteroid was achieved.
Discussion:
This report shows that the onset of neurological deficits following pneumococcal meningitis can be caused by cerebral vasculitis. Underdosing with antibiotics and delayed adjunctive dexamethasone seem to favour this complication. There are no guidelines for treatment but high doses of steroids led to resolution in this case.
Learning Points:
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.
Insights
Cerebral vasculitis, a rare complication of bacterial meningitis, can cause ischemic brain damage. Prompt treatment with high-dose steroids may lead to recovery, as seen in this pneumococcal meningitis case.
Area of Science:
- Neurology
- Infectious Diseases
Background:
- Cerebral vasculitis is a rare but severe complication of community-acquired bacterial meningitis.
- Pneumococcal meningitis can lead to parainfectious cerebral vasculitis, resulting in ischemic brain damage.
Purpose of the Study:
- To report a case of pneumococcal meningitis complicated by cerebral vasculitis.
- To highlight potential contributing factors and treatment outcomes.
Main Methods:
- Case report of a 64-year-old woman with pneumococcal meningitis.
- Diagnosis confirmed by cerebral magnetic resonance imaging (MRI).
- Treatment involved delayed addition of high-dose corticosteroids.
Main Results:
- The patient developed parainfectious vasculitis causing ischemic brain damage.
- Clinical and radiological recovery was achieved after corticosteroid administration.
- Potential contributing factors identified: antibiotic underdosing and delayed dexamethasone.
Conclusions:
- Cerebral vasculitis is a cause of neurological deficits in pneumococcal meningitis.
- High-dose steroids can effectively treat this complication.
- Repeat lumbar puncture is advised for patients with deteriorating neurological status despite adequate antibiotics.
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