CRP and myositis disease: Biochemical findings included elevated hs-TnT (470 ng/L, normal < 10), elevated C-reactive protein (CRP) (94 mg/L, normal < 10), and a positive antinuclear antibody (ANA) testing (1:160, granular pattern), with negative extractable nuclear antigen (ENA), myositis, and scleroderma panels.