Table 1 Results of the laboratory examination at the first visit

Urine protein

(–)

Urine occult blood reaction

(–)

Urine glucose

(–)

Red blood cells in urine

1–4/HF

White blood cells in urine

1–4/HF

White blood cells

6100/μL

Red blood cells

622 × 10⁴/μL

Hemoglobin

20.8 g/dL

Hematocrit

59.5%

Platelets

21 × 10⁴/μL

Erythropoietin

70.5 mIU/mL

Total protein

7.8 g/dL

Albumin

4.5 g/dL

Blood urea nitrogen

11.2 mg/dL

Creatinine

0.74 mg/dL

Estimated glomerular filtration rate

84.5 mL/minute/1.73 m²

Lactate dehydrogenase

193 IU/L

Total bilirubin

1.1 mg/dL

Aspartate aminotransferase

28 IU/L

Alanine aminotransferase

32 IU/L

Amylase

53 IU/L

Creatine kinase

53 IU/L

Sodium

142 mEq/L

Potassium

3.8 mEq/L

Chlorine

103 mEq/L

Glucose

98 mg/dL

Glycated hemoglobin

5.7%

C-reactive protein

0.28 mg/dL