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La diálisis peritoneal en el lupus eritematoso sistémico neuropsiquiátrico: un informe de caso que integra las ideas
Clinical nephrology
|September 5, 2025
Resumen
La diálisis peritoneal (PD) ofrece una nueva terapia dual para el lupus eritematoso neuropsiquiátrico (NPSLE), apoyando la función renal y reduciendo la inflamación. Este enfoque puede ayudar a manejar los casos graves de NPSLE de manera efectiva.
Área de la Ciencia:
- Nefrología
- Reumatología
- Neuroinmunología
Sus antecedentes:
- El lupus eritematoso sistémico neuropsiquiátrico (LESPN) es una complicación grave del LES con opciones de tratamiento limitadas.
- Los tratamientos actuales como el intercambio de plasma tienen riesgos significativos y desafíos logísticos.
- Existe una necesidad crítica de estrategias terapéuticas alternativas para el manejo del NPSLE.
Objetivo del estudio:
- Investigar el potencial de la diálisis peritoneal (DP) como intervención terapéutica para el NPSLE.
- Evaluar la eficacia de la PD en el tratamiento de los síntomas neuropsiquiátricos y la disfunción cardiorrenal en un paciente con NPSLE.
- Explorar los cambios proteómicos en el dializado para comprender el mecanismo de acción de PD en NPSLE.
Principales métodos:
- Un informe de caso de una mujer de 42 años con LES que presentaba síntomas de NPSLE.
- Iniciación de la diálisis peritoneal (DP) junto con el tratamiento inmunosupresor estándar (metilprednisolona, telitacicept, ciclofosfamida).
- Análisis proteómico (LC-MS/MS) del dializado de PD para identificar las proteínas y vías eliminadas.
Principales resultados:
- La PD, combinada con inmunosupresores, condujo a la resolución de los síntomas neuropsiquiátricos y a la mejora de los parámetros renales y hematológicos.
- El análisis proteómico identificó 518 proteínas en el dializado, con enriquecimiento en las vías de activación del complemento.
- Se observó una desregulación significativa de los marcadores inflamatorios FCER2 (CD23) y de la proteína C reactiva (CRP), lo que sugiere la eliminación de los mediadores proinflamatorios.
Conclusiones:
- La diálisis peritoneal puede servir como una terapia de doble propósito para el NPSLE, proporcionando apoyo renal y modulando la hiperactivación del complemento.
- PD demuestra potencial en la eliminación de los mediadores inflamatorios implicados en la patogénesis de NPSLE.
- Este caso destaca la PD como una terapia complementaria prometedora para los casos graves de NPSLE.
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