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Table 1 Laboratory data on admission

From: Scleroderma renal crisis with coexisting segmental arterial mediolysis presenting as intraperitoneal bleeding: a case report

Laboratory test

Result

Complete blood count

 White blood cells

16,650/μl

 Neutrophils

91%

 Red blood cells

264 × 106/μl

 Hemoglobin

8.2 g/dl

 Hematocrit

25.9%

 Mean corpuscular volume

98 fl

 Mean corpuscular hemoglobin

31 pg

 Platelet

17.9 × 104/μl

Coagulation

 PT-INR

1.01

 APTT

31 s

Biochemistry

 Total protein

5 g/dl

 Albumin

2.9 g/dl

 Total bilirubin

0.49 mg/dl

 Aspartate aminotransferase

32 U/L

 Alanine aminotransferase

47 U/L

 Lactate dehydrogenase

636 U/L

 C-reactive protein

0.63 mg/dl

 Sodium

133 mEq/L

 Potassium

4.9 mEq/L

 Blood urea nitrogen

127 mg/dl

 Creatinine

6.6 mg/dl

 Estimated glomerular filtration rate

5.4 ml/min/1.73 m2

 Brain natriuretic peptide

4566 pg/ml

 Plasma renin activity

≥ 20 ng/ml/h

 Plasma aldosterone concentration

433 pg/ml

Autoantibody test

 Antinuclear antibody

320 index (speckled pattern)

 Anti-RNA polymerase III antibody

≥150

 Anti-topoisomerase I antibody

Negative

 Anti-centromere antibody

Negative

 Anti-RNP antibody

Negative

 Anti-SSA antibody

Negative

 Anti-SSB antibody

Negative

 PR3-ANCA

< 1.0 IU/ml

 MPO-ANCA

1.1 IU/ml

Urinalysis

 pH

5

 Specific gravity

1.012

 Protein

2+

 Glucose

–

 Occult blood

3+

 Red blood cells

1–4/LPF

 White blood cells

Countless/HPF

 Epithelial cell casts

1–4/HPF

 Granular casts

1–4/LPF

 Waxy casts

1–4/whole field

 NAG

20 U/L

 β2-Microglobulin

321 μg/L

24-h urine collection

 Urinary volume

290 ml/day

 Creatinine clearance

1.3 ml/min

 Protein

354 mg/day

 Glucose

0.03 g/day

  1. Abbreviations: PT-INR prothrombin time-international normalized ratio, APTT activated partial thromboplastin time, anti-RNA polymerase III antibody anti-ribonucleic acid polymerase III antibody, anti-RNP antibody anti-ribonucleoprotein antibody, anti-SSA antibody anti-Sjögren’s syndrome-related antigen A antibody, anti-SSB antibody anti-Sjögren’s syndrome-related antigen B antibody, PR3-ANCA proteinase-3-antineutrophil cytoplasmic antibody, MPO-ANCA myeloperoxidase-antineutrophil cytoplasmic antibody, LPF low-power field, HPF high-power field, NAG N-acetyl-β-D-glucosaminidase