WBC: 11.4
Hgb: 161 g/l
Electrolytes: normal
Liver function test: normal
Bone profile: normal
ESR: 42 (high)
CRP: 9 (high)
Antinuclear antibody: positive
Rheumatoid factor: negative
C3 and C4: within normal range
DAT: weak positive
Anti IgG: weak positive
Anti C3d: negative
Urine analysis: unremarkable
Anti-DNA: negative
ELISA IgG and IgM: negative
Anti gly IgG and IgM: negative
SS-A and SS-B: negative
SM, RNP, JO-1 and SCL-70: negative
Hepatitis A, B and C: negative