Common features present in blood analysis of patients with COVID-19
| Blood component | Indication in COVID-19 | Reference |
| CRP | Elevated | 4 23 25 26 |
| Lymphocytes | Decreased | 4 10 12 23 36 37 |
| Leukocytes | Normal or decreased | 7 10 37 |
| Neutrophils | Elevated | 7 |
| D-dimer | Elevated | 7 37 29 |
| Serum troponin | Elevated | 7 |
| Liver function tests | Elevated | 10 26 |
CRP, C reactive protein.