Table 1 Laboratory investigations performed at the time of the kidney biopsy

Blood pressure

110/60 mmHg

Hb

11,9 g/dl

WBC

7100/mm³

Lymphocyte

1770/mm³

Platelets

244,000/ mm³

Total Cholesterol

172 mg/dL

Triglyceride

73 mg/dL

Urea nitrogen

18 mg/dL

Serum creatinine

0,7 mg/dL

Clearance creatinine

107 cc/min

Serum Calcium

2,4 mmol/dL

Serum Sodium

140 mEq/L

Serum Potassium

4 mEq/L

Serum Phosphate

3,5 mg/dL

Serum IgG

1316 mg/dL

Serum IgA

104 mg/dL

Serum IgM

125 mg/dL

C3

101 mg/dL

C4

15 mg/dL

Total serum protein*

7,1 mg/dL

 Albumin

62,1%

 Alpha 1 globulins

3%

 Alpha 2 globulins

10,5%

 Beta 1 globulins

4,9%

 Beta 2 globulins

4,1%

 Gamma Globulins

15,4%

ANA

1:160

ANA Pattern

Speckled

Anti-SSA(Ro52)

838 UI/dL

Anti-SSA(Ro60)

2716 UI/dL

Anti-SSB

0 UI/dL

Anti-SM

0 UI/dL

Serum cryoglobulins

negative

Urine pH

6.0

24 h proteinuria

1.01 g/24 h

Urinary sediment

No microscopic haematuria

Urine protein electrophoresis immunofixation

Negative