Table 1 Laboratory findings at the time of presentation

White blood cells

7.2 × 10³/μL

4.0–11.0 × 10³/μL

Red blood cells

3.8 × 10⁶/μL

4.2–5.5 × 10⁶/μL

Hemoglobin

9.4 g/dl

(12–16 g/dl)

Hematocrit

29.2%

(37–47%)

Mean corpuscular volume

76.9 fl

(80–94 fl)

Mean corpuscular hemoglobin

24.9 pg

(27–32 pg)

Mean corpuscular hemoglobin concentration

32.3 g/dL

(32–36 g/dl)

Serum creatinine level

1.23 mg/dl

(0.6–1.0 mg/dl)

Blood urea nitrogen

19 mg/dl

(7–18 mg/dl)

Urine protein

53 mg/dL (of tubular and glomerular origin)

(≤ 11.9 mg/dl)

24-hour urine protein

898 mg/24 hours

(50–80 mg/24 hours)

Sodium

136 mEq/L

(136–145 mEq/L)

Potassium

4.80 mEq/L

(3.5–5.1 mEq/L)

Chloride

103 mEq/L

(98–107 mEq/L)

Serum albumin

2.9 g/dl

(3.4–5.0 g/dl)

Total bilirubin

0.3 mg/dl

(0.2–1.2 mg/dl)

Direct bilirubin

< 0.05 mg/dL

(0.05–0.2 mg/dl)

Erythrocyte sedimentation rate

89 mm/hour

(0–20 mm/hour)

C3 complement

147 mg/dL

(90–180 mg/dl)

C4 complement

14 mg/dL

(10–40 mg/dl)

C-reactive protein

0.30 mg/dL

(0.05–0.3 mg/dl)