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Rheumatoid meningitis occurring during adalimumab and methotrexate treatment
Anne-Catherine M L Huys1, Pierre-André Guerne, Judit Horvath
1Department of Neurology, University Hospitals of Geneva, rue Gabrielle Perret Gentil, 4, CH-1211 Geneva 14, Switzerland. a.m.l.huys.01@cantab.net
Abstract:
Rheumatoid arthritis is well known for multiple extra-articular manifestations. Here, we present a case of chronic rheumatoid meningitis occurring during treatment with methotrexate and the tumour necrosis factor (TNF) alpha antibody adalimumab. Nine and seven months, respectively, into the course of these two treatments, a 59-year-old Caucasian lady with mild, early, seropositive rheumatoid arthritis developed headaches and psychomotor retardation followed by seizures. The diagnosis was confirmed by a brain biopsy showing a necrotizing granulomatous meningitis. Withdrawal of both drugs and high dose corticosteroids led to marked improvement. The addition of the anti-CD20 antibody rituximab allowed discontinuation of the corticosteroids. This is the fifth published case describing the occurrence of rheumatoid meningitis during treatment with TNF blockers. TNF blockers and methotrexate thus do not appear to prevent this complication, and may even contribute to its development.
Insights
Rheumatoid meningitis, a rare complication, can occur during treatment for rheumatoid arthritis with methotrexate and TNF blockers like adalimumab. Early diagnosis and drug withdrawal are crucial for patient recovery.
Area of Science:
- Neurology
- Rheumatology
- Immunology
Background:
- Rheumatoid arthritis (RA) frequently presents with extra-articular manifestations.
- Treatment for RA often involves disease-modifying antirheumatic drugs (DMARDs) such as methotrexate and biologic agents like TNF inhibitors.
Observation:
- A case of chronic rheumatoid meningitis developed in a 59-year-old female patient undergoing treatment with methotrexate and adalimumab.
- The patient presented with headaches, psychomotor retardation, and seizures after 9 and 7 months of treatment, respectively.
Findings:
- Brain biopsy confirmed necrotizing granulomatous meningitis, a rare neurological complication.
- Withdrawal of methotrexate and adalimumab, coupled with high-dose corticosteroids, resulted in significant clinical improvement.
- Subsequent treatment with rituximab enabled corticosteroid discontinuation.
Implications:
- This case highlights that TNF inhibitors and methotrexate may not prevent, and could potentially contribute to, the development of rheumatoid meningitis.
- Prompt recognition and management, including drug cessation and immunosuppression, are vital for favorable outcomes in this rare condition.
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