Hi My Daughter Is 12 Years Old. She Has Been

Hi my daughter is 12 years old. She has been being evaluated for JIA. She had labs done again while being swollen and unable to bend her arm. Her CRP was <5, her ESR was 1, her Glucose was 133, Neutrophils 76.5, Lymphocytes 16.9, WBC 7.6, RBC 4.24. I am so confused on what is happening to her. Lots of Joint pain but RF was <10 Ana was <1:40. Please help