haemoglobin | 138 g/l (130–180) |
erythrocyte sedimentation rate | 45 mm/1st h (<20) |
serum creatinine | 88 μmol/l (60–110) |
serum alanine aminotransferase | 24 U/l (5–35) |
serum C-reactive protein | 14 mg/l (<10) |
rheumatoid factor | 32 kIU/l (<30) |
X-ray of chest | normal |