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Cerebral vasculitis complicating postoperative meningitis: the role of steroids revisited
Katharine E A Darling1, Julien Niederhauser, David Bervini
1Service of Infectious Diseases, Clinique Hospitalier Universitaire Vaudois, Lausanne, Switzerland. katharine.darling@chuv.ch
Abstract:
Meningitis due to Streptococcus pneumoniae is a rare complication of trans-sphenoidal surgery. We present the case of a patient who developed pneumococcal meningitis with associated bacteraemia after elective endoscopic trans-sphenoidal resection of a pituitary macro-adenoma. After initial treatment with ceftriaxone and dexamethasone, the patient made a good recovery and dexamethasone was discontinued. Two days later the patient's condition deteriorated rapidly, presenting focal and diffuse neurological deficits. Cerebral MRI revealed widespread punctate ischaemic-type lesions affecting both anterior and posterior vascular territories bilaterally and involving features consistent with cerebral vasculitis. Antibiotic treatment was broadened to include meropenem and dexamethasone was restarted, but the patient remained in a comatose state and died 14 days later. Steroid treatment may play a dual role in this poorly characterised infectious complication of trans-sphenoidal pituitary surgery. This possibility is discussed and the options for prophylaxis are reviewed.
Insights
Streptococcus pneumoniae meningitis is a rare complication of trans-sphenoidal surgery. This case highlights potential dual roles of steroid treatment in this condition.
Area of Science:
- Neurosurgery
- Infectious Diseases
- Neurology
Background:
- Trans-sphenoidal surgery is a common neurosurgical procedure.
- Meningitis is a serious infection of the central nervous system.
- Streptococcus pneumoniae is a leading cause of bacterial meningitis.
Observation:
- A patient developed Streptococcus pneumoniae meningitis and bacteraemia post-trans-sphenoidal surgery for a pituitary adenoma.
- Initial treatment with ceftriaxone and dexamethasone led to improvement, but discontinuation of dexamethasone preceded rapid deterioration.
- Cerebral MRI showed widespread ischemic lesions and signs of cerebral vasculitis.
Findings:
- Recurrence of meningitis symptoms and neurological deficits after initial improvement.
- Evidence of cerebral vasculitis and ischemic complications.
- Fatal outcome despite broad-spectrum antibiotics and reintroduction of steroids.
Implications:
- The role of corticosteroids in managing post-surgical pneumococcal meningitis requires further investigation.
- Potential for steroids to exacerbate or ameliorate infectious complications.
- Need for optimized prophylaxis and treatment strategies for this rare but severe complication.
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