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Table 1 Summary of laboratory tests for the 55-year-old male patient

From: Atypical respiratory distress in eastern Democratic Republic of the Congo prior to the COVID-19 pandemic. A case report

Laboratory tests

Normal values

Sept. 20

Oct. 10

Oct. 14

Oct. 17

Oct. 23

Oct. 28

Arterial Blood Gas

 pH

7.35–7.45

–

7.55

7.52

7.55

7.31

6.97

 PaO2 (mmHg)

75–100

–

33

48

49

60

60

 PCO2 (mmHg)

35–45

–

29.7

36.5

31.6

43

74

 SaO2 (%)

94–100

–

74

88

89

92

73

 Lactates (mmol/L)

<  2.00

–

1.89

4.00

3.27

3.1

12.2

 Bicarbonates (mmol/L)

22.0–26.0

–

25.1

28.8

27.0

21

16.5

 PaO2/FiO2 (mmHg)

400–500

–

157

229

233

60

60

Complete blood count

 White blood cells (× 103/μL)

4.00–10.00

8.00

11.60

–

–

–

7.60

 Neutrophils (×103/μL)

1.50–7.00

5.46

9.07

–

–

–

5.40

 Lymphocytes (×103/μL)

1.50–4.50

1.63

1.38

–

–

–

1.43

 Monocytes (× 103/μL)

0.20–1.00

0.74

1.11

–

–

–

0.74

 Eosinophils (×103/μL)

0.10–0.50

0.16

0.02

–

–

–

0.03

 Red blood cells (× 106/μL)

4.20–5.70

5.28

4.90

–

–

–

5.41

 Haemoglobin (g/L)

13.0–18.0

16.0

15.3

17.0

–

–

16.5

 Haematocrit (%)

40.0–52.0

45.1

42.3

50.0

–

–

48

 Platelets (×103/μL)

150–450

244

213

–

–

–

156

Electrolytes

 Sodium (mmol/L)

135–155

130

129

135

132

–

133

 Potassium (mmol/L)

3.5–5.1

3.4

3.4

3.2

3.4

–

3.7

 Chloride (mmol/L)

96–115

99

99

102

99

–

115

 Calcium (mmol/L)

1.10–1.40

1.04

1.12

1.21

1.25

–

1.33

 Magnesium (mg/dL)

1.60–2.50

–

–

1.8

–

–

1.7

 C-Reactive protein (mg/L)

<  3.0

–

54.9

–

98

43

102

 Procalcitonin (ng/mL)

<  0.10

<  0.10

<  0.10

–

–

0.69

<  0.1

 Creatinine (mg/dL)

0.6–1.40

1.80

2.04

–

–

1.80

3.8

 Blood Urea Nitrogen

8.0–23.0

–

40.0

–

–

107

150

 Blood Glucose (mg/dl)

60–110

82

127

–

–

82

–

 Hb1Ac (%)

4–5.70

3.29

–

–

–

–

–

 Troponin (ng/ml)

 

0.02

–

–

–

–

–

 Pro-BNP (pg/ml)

 

–

183.4

–

–

101.5

–

 D-dimer (μg/L)

<  500

–

790

–

–

–

–

 Thick blood film

Negative

–

Negative

–

–

Negative

–

 Haemocultures

Negative

–

Negative

–

–

Negative

–

 Ziehl-Neelsen stain of sputum

Negative

–

Negative

–

–

Negative

–

Serologies

 HIV

Negative

–

Negative

–

–

–

–

 Viral hepatitis B

Negative

–

Negative

–

–

–

–

 Viral hepatitis C

Negative

–

Negative

–

–

–

–

 Syphilis

Negative

–

Negative

–

–

–

–