A52 - Late syphilis
A52.1 - Symptomatic neurosyphilis
A52.10 - Symptomatic neurosyphilis, unspecified
A52.11 - Tabes dorsalis
A52.12 - Other cerebrospinal syphilis
A52.13 - Late syphilitic meningitis
A52.14 - Late syphilitic encephalitis
A52.15 - Late syphilitic neuropathy
A52.16 - Charcôt's arthropathy (tabetic)
A52.17 - General paresis
A52.19 - Other symptomatic neurosyphilis