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Predictors of arthritis in pediatric patients with lupus

S D Sule1, D G Moodalbail2, J Burnham3

  • 1Johns Hopkins University, Baltimore, MD, USA. ssule@jhmi.edu.

Pediatric Rheumatology Online Journal
|July 15, 2015
PubMed

Insights

Predictors of arthritis in pediatric systemic lupus erythematosus (SLE) include increased age, malar rash, RNP antibodies, anemia, and thrombocytopenia. Identifying these markers can help clinicians manage SLE arthritis and improve children's quality of life.

Area of Science:

  • Pediatric Rheumatology
  • Systemic Lupus Erythematosus (SLE)
  • Autoimmune Diseases

Background:

  • Arthritis is a common manifestation of SLE in children, often causing significant morbidity and reduced quality of life.
  • Pediatric SLE arthritis is typically non-erosive and non-deforming.
  • Identifying predictors of arthritis in pediatric SLE is crucial for early intervention.

Purpose of the Study:

  • To identify clinical and laboratory predictors of arthritis in a cohort of pediatric patients with SLE.
  • To aid clinicians in identifying at-risk patients before arthritis onset.
  • To improve the quality of life for children diagnosed with SLE.

Main Methods:

  • A cohort study was conducted on incident and prevalent pediatric SLE patients (age ≤ 19 years).
  • Cross-sectional analysis compared demographic and clinical characteristics at presentation.
  • Time-to-event analysis using Cox proportional hazards identified predictors of arthritis.

Main Results:

  • Increased age, malar rash, and RNP antibodies were predictive of arthritis in longitudinal analyses.
  • Anemia and thrombocytopenia were significantly associated with an increased risk of arthritis.
  • Malar rash was also associated with arthritis in cross-sectional analyses.

Conclusions:

  • Key clinical and laboratory markers predictive of arthritis in pediatric SLE were identified.
  • Early recognition of these markers can facilitate timely management strategies.
  • Proactive identification of at-risk individuals may improve outcomes and quality of life for children with SLE.
Abstract

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