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Neuropsychiatric lupus and hormones
1Livermore Veterans Affairs, Medical Center, California 94550, USA.
Summary
Neuropsychiatric lupus (NPSLE) presents variably, lacking diagnostic criteria. Research suggests autoantibodies, vascular injury, and cytokines contribute, with IV cyclophosphamide showing promise for severe cases.
Area of Science:
- Neurology
- Immunology
- Rheumatology
Background:
- Neuropsychiatric lupus (NPSLE) encompasses a wide range of symptoms, from mild to life-threatening.
- Current diagnostic and classification criteria for NPSLE are lacking.
- The pathogenesis of NPSLE is not fully understood but likely involves multiple mechanisms.
Purpose of the Study:
- To review the current understanding of NPSLE presentation, pathogenesis, and treatment.
- To highlight potential therapeutic strategies for NPSLE.
Main Methods:
- Review of existing literature on NPSLE.
- Analysis of proposed pathogenetic mechanisms including autoantibodies, vascular injury, and cytokine production.
- Evaluation of therapeutic data, including IV cyclophosphamide, IVGG, plasmapheresis, and dehydroepiandrosterone (DHEA).
Main Results:
- NPSLE manifestations can be categorized as diffuse central nervous system (CNS) insult or focal processes.
- Evidence suggests autoantibody formation, vascular injury, and cytokine production play roles in NPSLE pathogenesis.
- Limited data supports the efficacy of IV cyclophosphamide for severe NPSLE, with potential roles for IVGG or plasmapheresis in refractory cases.
- Sex steroids may influence NPSLE etiology, and DHEA shows promise for milder symptoms.
Conclusions:
- NPSLE is a complex condition with diverse clinical presentations and an unclear pathogenesis.
- While definitive treatments are lacking, IV cyclophosphamide appears beneficial for severe NPSLE.
- Further research into the role of sex steroids and investigational therapies like DHEA is warranted for NPSLE management.