Table 2

Laboratory findings on admission

TestPatient’s valueNormal value (male)
Red blood cells (×10¹²/L)2.44.3-5.7
Haemoglobin (g/L)105135-175
Hematocrit (%)29.739.7–52.4
White blood cells (×10⁹/L)12.13.3-9.0
Neutrophils (%)8735–77
Eosinophils (%)10–8
Basophils (%)00–2
Monocytes (%)32–10
Lymphocytes (%)88–49
Platelets (×10⁹/L)172140-340
Total protein (g/dL)7.26.7–8.3
Albumin (g/dL)4.03.8–5.2
AST (IU/L)2510–40
ALT (IU/L)135–45
LDH (IU/L)1240120–240
BUN (mg/dL)14.58.0–20.0
Creatinine (mg/dL)0.970.61–1.04
Na (mEq/L)140137–147
K (mEq/L)4.23.5–5.0
Cl (mEq/L)10798–108
Fe (μg/dL)4050–200
Ferritin (ng/dL)19.321.81–274.66
C reactive protein (mg/dL)4.49≤0.30
PT (s)14.011.7
APTT (s)26.229.4
D-dimer (μg/mL)7.2<1.0
BNP (pg/mL)27.1≤18.4
Immunoglobulin G (mg/dL)1370870–1700
Immunoglobulin A (mg/dL)192110–410
Immunoglobulin M (mg/dL)1933–190
C3 (mg/dL)8865–13
C4 (mg/dL)2813–35
CH50 (/mL)3230–46
ANA (times)<40<40
dsDNA (IU/mL)2≤12
aCL (U/mL)<8<10
RF (IU/mL)<3≤15
CCP (IU/mL)<0.5<4.5
RS
Scl-70
ACA
Top 1
RNP
SS-A
SS-B
MPO-ANCA (IU/mL)<0.5<3.5
PR3-ANCA (IU/mL)<0.5<2.0
Anti-GBM (U/mL)1.5<7.0
Urinalysis
Protein
Sugar
Blood
Blood gas analysis (room air)
pH7.5067.350–7.450
PaO2 (mm Hg)22.675.0–100.0
PaCO2 (mm Hg)28.235.0–45.0
HCO3 (mmol/L)17.520.0–26.0
  • ARS: anti-aminoacyl-tRNA synthetase antibody; ACA, anti-centromere antibody; aCL, anti-cardiolipin antibody; ALT, alanine aminotransferase; ANA, anti-nuclear antibody; anti-GBM, anti-glomerular basement membrane antibody; APTT, activated partial thromboplastin time; AST, aspartate aminotransferase; BNP, brain natriuretic peptide; BUN, blood urea nitrogen; C3, complement component 3; C4, complement component 4; CCP, anti-cyclic citrullinated peptide; CH50, 50% haemolytic unit of complement; dsDNA, anti-double-stranded DNA; LDH, lactate dehydrogenase; MPO-ANCA, myeloperoxidase–antineutrophil cytoplasmic antibody; PaCO2, arterial carbon dioxide pressure; PaO2, arterial oxygen pressure; PR3-ANCA, proteinase-3–antineutrophil cytoplasmic antibody; PT, prothrombin time; RF, rheumatoid factor; RNP, anti-ribonucleoprotein; Scl-70, anti-Scl-70 antibody; SS-A, anti-SS-A antibody; SS-B, anti-SS-B antibody; Top 1, anti-topoisomerase 1 antibody.