Table 1.
Laboratory findings of the present case
| Urinalysis | |
| Dipstick | |
| Protein | 3+ |
| Blood | – |
| Protein | 3.16 g/g Cr |
| Red blood cell | < 4 cells/high-power field |
| White blood cells | < 4 cells/high-power field |
| Cast | – |
| NAG | 30.6 IU/g Cr (0–5.6) |
| β2 microglobulin | 192 ug/L (< 150) |
| Blood counts | |
| White blood cell | 5.6 × 103 cells/μL |
| Red blood cell | 4.28 × 106 cells/μL |
| Hemoglobin | 13.1 g/dL |
| Hematocrit | 40.2% |
| Platelet | 197 × 103 platelets/μL |
| Biochemistry | |
| Blood urea nitrogen | 27 mg/dL (8–20) |
| Creatinine | 1.34 mg/dL (0.46–0.79) |
| eGFR | 43 mL/min/1.73 m2 |
| AST | 24 U/L (13–30) |
| ALT | 16 U/L (7–23) |
| Uric acid | 6.0 mg/dL (2.6–5.5) |
| Total protein | 7.4 g/dL (6.6–8.1) |
| Albumin | 4.3 g/dL (3.7–5.4) |
| Total cholesterol | 216 mg/dL (0–219) |
| Triglycerides | 189 mg/dL (0–149) |
| Glucose | 93 mg/dL (70–109) |
| HbA1c | 5.7% (4.6–6.2) |
| C-reactive protein | 0.03 mg/dL (0–0.14) |
| IgG | 1454 mg/dL (861–1747) |
| IgG4 | 24 mg/dL (11–121) |
| IgA | 252 mg/dL (93–393) |
| IgM | 82 mg/dL (50–269) |
| C3 | 80 mg/dL (73–138) |
| C4 | 22.8 mg/dL (11–31) |
| CH50 | 49.0 U/mL (31.6–57.6) |
| Anti-nuclear antibody | 160× (0–80) |
| Homogeneous | Positive |
| Speckled | Positive |
| Anti-dsDNA antibody | 2.2 IU/mL (0–12.0) |
| MPO-ANCA | < 1.0 U/mL |
| PR3- ANCA | < 1.0 U/mL |
| Endocrinology | |
| GH | 28.2 ng/mL (0–2.47) |
| IGF-1 | 733 ng/mL (54–190) |
| ACTH | 80.9 pg/mL (7.2–63.3) |
| Cortisol (baseline) | 23.0 μg/dL (7.07–19.6) |
| Cortisol at 1 mg DST | 1.6 μg/dL (< 1.8) |
| TSH | 1.05 μIU/mL (0.5–5.0) |
| FT3 | 2.49 pg/mL (2.3–4.0) |
| FT4 | 1.50 ng/dL (0.9–1.7) |
| PRL | 7.70 ng/mL (3.7–16.3) |
| LH | 3.10 mIU/mL (2.2–8.4) |
| FSH | 9.11 mIU/mL (1.8–12.0) |
| Total testosterone | 257 ng/dL (131–871) |
| whole PTH | 57.7 pg/mL (8.3–38.7) |
| Viral infection | |
| HBs antigen | Negative |
| HBs antibody | Negative |
| HCV antibody | Negative |
| HIV antibody | Negative |
Parentheses indicate reference values
NAG N-acetyl-β-D-glucosaminidase, eGFR estimated glomerular filtration rate, AST aspartate transaminase, ALT alanine transaminase, CH50 total complement activity, anti-dsDNA anti-double stranded deoxyribonucleic acid, MPO-ANCA myeloperoxidase-antineutrophil cytoplasmic antibody, PR3-ANCA proteinase 3- antineutrophil cytoplasmic antibody, GH growth hormone, IGF-1 insulin-like growth factor-1, ACTH adrenocorticotropic hormone, DST dexamethasone suppression test, TSH thyroid-stimulating hormone, FT3 free triiodothyronine, FT4 free thyroxine, LH luteinizing hormone, FSH follicle-stimulating hormone, PRL prolactin, PTH parathyroid hormone, HBs hepatitis B surface, HCV hepatitis C virus, HIV human immunodeficiency virus