| A68 | Relapsing fevers |
| A78 | Q fever |
| I00 | Rheumatic fever without heart involvement |
| I01 | Rheumatic fever with heart involvement |
| I01.0 | Acute rheumatic pericarditis |
| I01.1 | Acute rheumatic endocarditis |
| I01.2 | Acute rheumatic myocarditis |
| I01.8 | Other acute rheumatic heart disease |
| I01.9 | Acute rheumatic heart disease, unspecified |
| I09 | Other rheumatic heart diseases |
| I09.9 | Rheumatic heart disease, unspecified |
| M04.1 | Periodic fever syndromes |
| R50.9 | Fever, unspecified |