Different Outcomes of “Silent Hypoxia” in Patients with COVID-19 Pneumonia: A Case Series and Literature Review
Table 1
Laboratory investigations of the patients presented with silent hypoxaemia.
Case 1
Case 2
Case 3
Case 4
Day 1
Day 5
Day 10
Day 1
Day 5
Day 10
Day 1
Day 5
Day 10
Day 1
Day 5
Day 10
WBC count (×109/L)
18.66
13.70
11.40
12.40
11.80
N/A
13.40
12.40
11.20
9.50
9.91
10.40
(×109/L)
17.28
11.54
10.20
11.60
10.20
N/A
11.30
10.30
11.70
8.73
10.5
9.10
(×109/L)
0.63
1.72
1.16
1.69
1.45
N/A
0.43
1.67
1.56
0.37
1.54
1.50
(×109/L)
0.04
0.03
0.13
0.03
0.04
N/A
0.04
0.05
0.03
0.04
0.20
0.30
Hb (g/dL)
12.80
12.10
13.70
10.90
8.10
N/A
13.4
14.40
14.10
11.50
11.80
11.9
Platelets (×109/mL)
289
394
231
384
247
N/A
342
356
332
315
399
366
CRP (mg/L)
190
33.60
N/A
268
162
N/A
223
112
68
31
3.34
1.80
SGOT (units/L)
16.60
20.80
21
23
88.20
N/A
35.50
31.20
32.10
35.90
37.20
N/A
SGPT (units/L)
28
22.20
20.10
15.70
110.6
N/A
32.30
30.40
30.20
37.80
23.70
N/A
Bilirubin-total (mg/dL)
0.63
0.90
0.74
0.22
0.43
N/A
0.61
N/A
0.65
0.42
N/A
N/A
Bilirubin-direct (mg/dL)
0.12
0.15
0.44
0.05
0.20
N/A
0.15
N/A
0.76
0.16
N/A
N/A
Serum creatinine (mg/dL)
1.11
1.00
1.04
0.72
1.29
N/A
0.90
0.98
0.95
9.50
0.95
N/A
Blood urea (mg/dL)
66.90
38.10
39.70
53.40
74.50
N/A
56.30
55.10
45.20
62.20
N/A
N/A
Procalcitonin (ng/mL)
3.20
N/A
N/A
0.42
1.57
N/A
0.49
0.34
N/A
0.08
N/A
N/A
:: day 1 is the day the patient was diagnosed with silent hypoxia. Case 2 did not survive 10 days; therefore, day 10 investigations were not available. N.A.: not available.
