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. 2023 Apr 27;13(1):19–25. doi: 10.1007/s13730-023-00792-9

Table 1.

Laboratory findings during the disease course

Day 1 Day 21 Day 102 Day 288 Day 511
Blood test
 Albumin (g/dL) 2.0 4.0 3.4 3.7 4.1
 Aspartate aminotransferase (IU/L) 33 11 22 13 14
 Alanine transaminase (IU/L) 21 17 38 11 10
 Urea nitrogen (mg/dL) 16.1 20.9 27.9 14.5 21.0
 Creatinine (mg/dL) 1.52 1.24 1.30 1.34 1.41
 Urine acid (mg/dL) 5.3 3.4 5.8 5.9 6.1
 Sodium (mEq/L) 144 137 142 142 145
 Potassium (mEq/L) 3.8 4.1 4.1 3.7 3.7
 Chloride (mEq/L) 107 103 107 108 109
 Corrected calcium (mEq/L) 10.4 9.4 9.6 9.7 9.8
 C-reactive protein (mg/dL) 26.06 0.14 0.03 0.27 0.56
 Hemoglobin A1c (%) 5.9 5.4
 IgG (mg/dL) 1892.0 272.0 687.0
 IgA (mg/dL) 296.0 92.0 195.0
 IgM (mg/dL) 89.0 72.0 57.0
 IgG4 (mg/dL) 209 55
 Complement C3 (mg/dL) 108.0 35.0 95.0
 Complement C4 (mg/dL) 20.9 9.8 25.4
 Rheumatoid factor (IU/mL) 35.6 48.0
 Anti-nuclear antibody titer Negative Negative
 PR3-ANCA (IU/mL) Negative Negative Negative
 MPO-ANCA (IU/mL) 19.7 2.4 < 0.5 10.0 3.6
 Anti-GBM antibody (EU) 22.7 1.0 0.7 < 1.5 < 1.5
 ASO (IU/mL) 14 53
 ASK (IU/mL) < 40 < 40
 White blood cell (/μL) 11,570 8520 5190 9850 19,020
 Hemoglobin (g/dl) 8.6 8.3 9.2 11.1 12.7
 Platelet (× 103/μL) 518 147 209 22.1 23.3
Spot urine urinalysis
 Specific gravity 1.005 1.011 1.013 1.007 1.016
 Blood 3+ 3+ 1+ 3+ 2+
 Protein (−) 1 +  (−) (−) (−)〜(±)
 RBCs (/HPF) 20–29 50–99 5–9 50–99 1–4
 Protein (g/gCre) 0.19 1.15 0.26 0.12 0.18

Shown are blood and urine data at admission (day 1), 3 weeks after admission (day 21), during remission (day 102), at relapse (day 288), and at time of writing (day 511)