| ICD-10 Code | Description |
| A51.41 | Secondary syphilitic meningitis |
| A51.42 | Secondary syphilitic female pelvic disease |
| A51.43 | Secondary syphilitic oculopathy |
| A51.44 | Secondary syphilitic nephritis |
| A51.45 | Secondary syphilitic hepatitis |
| A51.46 | Secondary syphilitic osteopathy |
| A51.49 | Other secondary syphilitic conditions |
