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The purpose of this study is to analyse the usability of ultrasonography together with biomarkers in the investigation of patients diagnosed with juvenile idiopathic arthritis. The investigators hypothesize that serum and urine markers of cartilage and bone synthesis and degradation, together with ultrasound measurements of joint cartilage thickness, are useful tools in the early evaluation of JIA patients, - as diagnostic, prognostic and monitoring methods.
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Layout table for eligibility information
Ages Eligible for Study:
5 Years to 15 Years (Child)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Children diagnosed with Juvenile Idiopathic Arthritis, followed in dept of pediatric rheumatology, Aarhus University Hospital, Skejby
Juvenile idiopathic arthritis: Oligoarticular, polyarticular or systemic onset type.
Informed consent from parents
between 5-15 years of age
Other diagnoses that involves bones or cartilage
Intraarticular steroid injections within 1 month of the trial investigation