Pediatric rheumatology

Fronto-cerebellar features associate with cognitive dysfunction in childhood-onset systemic lupus erythematosus

Semin Arthritis RheumPublished Cross-sectional study

Authors' conclusion

This study provides evidence of fronto-cerebellar abnormalities and their associations with CD in cSLE.

Study context

Population
Patients with childhood-onset SLE and age- and sex-matched healthy controls
Participants
20 vs 20
Exposure
Childhood-onset SLE vs age- and sex-matched healthy controls
  • cSLEn = 20
  • Healthy controls (HCs)n = 20reference
Outcome
Neurobehavioral and neuroimaging features of cognitive dysfunction
Methodological detailsage- and sex-matched healthy controls, multimodal neuroimaging (functional near-infrared spectroscopy (fNIRS), functional magnetic resonance imaging (fMRI), structural MRI)
  • Age- and sex-matched healthy controls
  • Multimodal neuroimaging (fNIRS, fMRI, structural MRI)

Main finding

As reported in the abstract

  • Worse cognitive functioning, higher emotional distress and more physical symptoms in cSLE vs HCs
  • fNIRS: higher prefrontal cortex activity in cSLE vs HCs during the color-word Stroop task
  • fMRI during N-back working memory task: altered frontal cortex and cerebellum activity; modulated resting-state fronto-cerebellar connectivity in cSLE
  • Reduced gray matter morphological properties in frontal cortex and cerebellar subdivisions (e.g., crus II), with altered white matter structural connectivity among these hubs, in cSLE
  • K-means clustering: three cSLE subgroups by neuroimaging profile, varying in cognitive and emotional health

Observational data: associations, not effects.

Further findings

Clinical status of cSLE

Moderate disease activity with high inflammation and immune dysregulation, alongside low medication adherence

Original publication

Fronto-cerebellar features associate with cognitive dysfunction in childhood-onset systemic lupus erythematosus. Semin Arthritis Rheum. Published 11 January 2026. doi:10.1016/j.semarthrit.2026.152916

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