Publications by authors named "G Horneff"

Background: The Paediatric Rheumatology International Trials Organisation (PRINTO) recently undertook an effort to better harmonize the pediatric and adult arthritis criteria. These provisional criteria are being refined for optimal performance. We aimed to investigate differences between patients who did and did not fulfill these PRINTO criteria amongst youth diagnosed with juvenile spondyloarthritis (SpA) that met axial juvenile SpA (axJSpA) classification criteria.

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Article Synopsis
  • Familial Mediterranean fever (FMF) is a genetic condition marked by inflammation episodes, usually treated with colchicine to prevent complications like amyloid A amyloidosis, but its necessity for heterozygous patients is debated.* -
  • A study analyzed 747 FMF patients' demographic and inflammatory biomarker data, revealing that heterozygous patients generally exhibited lower inflammatory markers compared to those with more severe genetic variants.* -
  • The findings suggest that certain biomarkers (S100A8/A9 and S100A12) can indicate disease activity, and some heterozygous patients may be eligible to safely stop colchicine treatment.*
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Objective: This work aimed to evaluate the pharmacokinetics, efficacy, and safety of upadacitinib, an oral selective JAK inhibitor, in pediatric patients with polyarticular-course juvenile idiopathic arthritis (pcJIA).

Methods: In an open-label, phase 1 study (SELECT-YOUTH), enrolled patients, aged 2 to <18 years with pcJIA, received body weight-based upadacitinib doses using a twice-daily oral solution or once-daily extended-release tablet based on their body weight and ability to swallow tablets. The study included a 7-day pharmacokinetic assessment, followed by a long-term efficacy and safety evaluation for up to 156 weeks, including an additional long-term safety cohort.

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Background: Regular physical activity (PA) has been proven to help prevent non-communicable diseases and is beneficial for disease management in chronically ill populations. Physical inactivity and recreational screen-based media (SBM) use are related to poor health outcomes and common among youth. This study aimed to (1) investigate PA levels and recreational SBM use of adolescents with JIA over time and (2) compare these behaviours with those of their peers.

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Article Synopsis
  • The article discusses a long-term study on the safety and effectiveness of etanercept, a treatment for juvenile idiopathic arthritis (JIA), in children and young adults over a span of ten years.
  • JIA is an inflammatory condition that causes joint pain and stiffness, usually diagnosed before age 16, requiring ongoing treatment until the disease is in remission.
  • The research highlights the need to evaluate the long-lasting safety of etanercept, which modulates the immune system to alleviate symptoms of arthritis.
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