Table 1

Medical investigations

Blood testResultReference range
Full blood count, electrolytes, renal and liver function testsWithin normal rangeHigh, low or within normal range
Serum calcium, phosphorous and magnesiumWithin normal rangeHigh, low or within normal range
Fasting blood sugar and glycosylated haemoglobinWithin normal rangeHigh, low or within normal range
Hepatitis B and C profileNegativePositive, negative, or indeterminate
Venereal disease research laboratory testNon-reactiveNon-reactive or reactive
Fluorescent Treponema pallidum antibody absorption testNegativePositive or negative
Mantoux test, QuantiFERON and PCR test for TBNegativePositive or negative
Autoimmune screen: anti-dsDNA, ANF, ANA, Lupus test, Smith antibodyNegativeNegative, borderline, or positive
Vasculitis screen: P-ANCA, C-ANCANegativeNegative or positive
Cancer antigens 15-3, 19-9, 125, carcinoembrionary antigen and alpha-fetoprotein testsNormalNormal or abnormal
Rheumatoid factor18 IU/mL0–20 IU/mL
HIV viral load42 RNA copies/mL (suppressed)
CD4+ T-cell count452 cells/µL. Normal410–1590 cells/µL
Human T-cell leukaemia-lymphoma virus I and II antibodiesNegativeNegative or positive
Other testsResultReference range
ECG, echocardiogramNormalNormal or abnormal
Chest X-rayNormalNormal or abnormal
  • ANA, antinuclear antibody; ANF, antinuclear factor; anti-dsDNA, antidouble-stranded deoxyribonucleic acid; C-ANCA, cytoplasmic antineutrophil cytoplasmic antibody; P-ANCA, perinuclear antineutrophil cytoplasmic antibodies; TB, tuberculosis.