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Table 2 Laboratory findings

From: Macrophage activation syndrome in MDA5 antibody-positive dermatomyositis and COVID-19 infection

 

Laboratory findings on first presentation

Laboratory findings at discharge

Laboratory findings on second presentation

Reference Range

WBC

3.7 k/µL

4.3 k/µL

2.0 k/µL

4–10.8 k/µL

Absolute lymphocyte count

0.6 k/µL

0.2 k/µL

0.1 k/µL

0.6–4.9 k/µL

Hemoglobin

14.2 gm/dL

10.2 gm/dL

10.1 gm/dL

11–14.5 gm/dL

Blood urea nitrogen

20 mg/dL

22 mg/dL

50 mg/dL

7–17 mg/dL

Creatinine

1.30 mg/dL

0.97 mg/dL

2.34 mg/dL

0.52–1.04 mg/dL

Aspartate aminotransferase (AST)

179 units/L

176 units/L

497 untis/L

3–35 units/L

Alanine aminotransferase (ALT)

55 units/L

171 units/L

121 units/L

15–41 units/L

Alkaline phosphatase (ALP)

180 units/L

267 units/L

279 units/L

40–117 units/L

Total Bilirubin

0.8 mg/dl

0.6 mg/dl

0.9 mg/dl

0.2–1.3 mg/dl

Creatine Kinase

1222 units/L

267 units/L

441 units/L

26–192 units/L

Lactate Dehydrogenase

450 units/L

 

1727 units/L

86–246 units/L

C-reactive protein

17 mg/L

 

67 mg/L

0–10 mg/L

Erythrocyte sedimentation rate

11 mm/h

 

20 mm/h

0–30 mm/h

ANA screen

Positive, speckled pattern

   

ANA titer

1:80

   

MDA5(CADM-140)

High Positive

   

C3

78 mg/dl

   

SSA 52 (Ro) (ENA)IgG

107 AU/ml

   

Ferritin

  

 > 16,500 ng/mL

5–148 ng/mL

Triglyceride

  

461 mg/dl

0–149 mg/dl

Interleukin 2 receptor (CD-25)

  

365.3 pg/mL

175.3–858.2 pg/mL

Fibrinogen

  

259 mg/dL

213–536 mg/dL