We followed fever, skin rashes that is characteristic for JDM, oral aphthae, palmar and plantar pustules, arthralgias, arthritis, weight loss, muscle weakness, CT verified ILD, C reactive protein, Sedimentation rate, aspartate aminotransferase(AST), alanine aminotransferase (ALT), lactate dehydrogenase (LDH), creatine kinase (CK), ANA, ANTI- Ro52. This evidence concerns the gene CRP and Arthritis.