Table 2. Laboratory Results for the Neonate.
| Time | Laboratory test | Value | Reference range |
|---|---|---|---|
| Feb 22 | White blood cell count, ×109/L | 18.08 | 3.5-9.5 |
| Neutrophil count, ×109/L | 13.46 | 1.8-6.3 | |
| Neutrophil ratio, % | 74.5 | 40-75 | |
| Lymphocyte count, ×109/L | 2.89 | 1.1-3.2 | |
| Lymphocyte ratio, % | 16.00 | 20-50 | |
| C-reactive protein, mg/L | <5.0 | 0-10 | |
| PCT, ng/mL | 0.137 | <0.1 | |
| ALT, U/L | 11 | 7-40 | |
| AST, U/L | 65 | 13-35 | |
| Total bilirubin, μmol/L | 44.2 | 0-23 | |
| Direct bilirubin, μmol/L | 7.5 | 0-8.0 | |
| Creatine kinase, U/L | 937 | 40-200 | |
| Lactate dehydrogenase, U/L | 629 | 120-250 | |
| Glucose, mmol/L | 2.91 | 3.9-6.1 | |
| Potassium, mmol/L | 4.88 | 3.5-5.3 | |
| IL-6, pg/mL | 28.26 | ≤20.0 | |
| IL-10, pg/mL | 153.60 | ≤5.9 | |
| SARS-CoV-2 IgG, AU/mL | 140.32 | <10 | |
| SARS-CoV-2 IgM, AU/mL | 45.83 | <10 | |
| Feb 24 | PCR of nasopharyngeal swab | − | − |
| Feb 27 | PCR of nasopharyngeal swab | − | − |
| Mar 1 | PCR of nasopharyngeal swab | − | − |
| Mar 6 | PCR of nasopharyngeal swab | − | − |
| Mar 7 | SARS-CoV-2 IgG, AU/mL | 69.94 | <10 |
| SARS-CoV-2 IgM, AU/mL | 11.75 | <10 | |
| Mar 9 | PCR of nasopharyngeal swab | − | − |
Abbreviations: ALT, alanine aminotransferase; AST, aspartate aminotransferase; PCR, polymerase chain reaction; PCT, procalcitonin; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; −, negative.