- Q23
- Q23.0
- Q23.1
- Q23.2
- Q23.3
- Q23.4
- Q23.8
- Q23.9
| Congenital malformations of aortic and mitral valves |
| Congenital stenosis of aortic valve |
| Congenital insufficiency of aortic valve |
| Congenital mitral stenosis |
| Congenital mitral insufficiency |
| Hypoplastic left heart syndrome |
| Other congenital malformations of aortic and mitral valves |
| Congenital malformation of aortic and mitral valves, unspecified |