| ALT | alanine aminotransferase |
| ASA | acetylsalicylic acid |
| BMI | body mass index |
| CDC | Center for Disease Control and Prevention |
| CRP | C-reactive protein |
| CK | creatinine kinase |
| CT | computed tomography |
| CXR | chest X-ray |
| GCS | glucocorticoids |
| INR | international normalized ration |
| IQR | interquartile range |
| IVIG | intravenous immunoglobulins |
| KD | Kawasaki disease |
| MIS-C | multisystem inflammatory syndrome |
| NT-pro-BNP | N-terminal pro b-type natriuretic peptide |
| PLT | platelets |
| RT- PCR | real-time reverse-transcriptase–polymerase-chain-reaction |
| WHO | World Health Organization |