Laboratory test | Result |
---|---|
Complete blood count | |
 White blood cells | 16,650/μl |
 Neutrophils | 91% |
 Red blood cells | 264 × 106/μl |
 Hemoglobin | 8.2 g/dl |
 Hematocrit | 25.9% |
 Mean corpuscular volume | 98 fl |
 Mean corpuscular hemoglobin | 31 pg |
 Platelet | 17.9 × 104/μl |
Coagulation | |
 PT-INR | 1.01 |
 APTT | 31 s |
Biochemistry | |
 Total protein | 5 g/dl |
 Albumin | 2.9 g/dl |
 Total bilirubin | 0.49 mg/dl |
 Aspartate aminotransferase | 32 U/L |
 Alanine aminotransferase | 47 U/L |
 Lactate dehydrogenase | 636 U/L |
 C-reactive protein | 0.63 mg/dl |
 Sodium | 133 mEq/L |
 Potassium | 4.9 mEq/L |
 Blood urea nitrogen | 127 mg/dl |
 Creatinine | 6.6 mg/dl |
 Estimated glomerular filtration rate | 5.4 ml/min/1.73 m2 |
 Brain natriuretic peptide | 4566 pg/ml |
 Plasma renin activity | ≥ 20 ng/ml/h |
 Plasma aldosterone concentration | 433 pg/ml |
Autoantibody test | |
 Antinuclear antibody | 320 index (speckled pattern) |
 Anti-RNA polymerase III antibody | ≥150 |
 Anti-topoisomerase I antibody | Negative |
 Anti-centromere antibody | Negative |
 Anti-RNP antibody | Negative |
 Anti-SSA antibody | Negative |
 Anti-SSB antibody | Negative |
 PR3-ANCA | < 1.0 IU/ml |
 MPO-ANCA | 1.1 IU/ml |
Urinalysis | |
 pH | 5 |
 Specific gravity | 1.012 |
 Protein | 2+ |
 Glucose | – |
 Occult blood | 3+ |
 Red blood cells | 1–4/LPF |
 White blood cells | Countless/HPF |
 Epithelial cell casts | 1–4/HPF |
 Granular casts | 1–4/LPF |
 Waxy casts | 1–4/whole field |
 NAG | 20 U/L |
 β2-Microglobulin | 321 μg/L |
24-h urine collection | |
 Urinary volume | 290 ml/day |
 Creatinine clearance | 1.3 ml/min |
 Protein | 354 mg/day |
 Glucose | 0.03 g/day |