Viral and prion infections of the central nervous system - A80-A89
Excludes1: It indicates that the conditions described by two codes cannot occur together in the same patient. These codes are mutually exclusive.
Type 1 Excludes:
- postpolio syndrome (G14)
- sequelae of poliomyelitis (B91)
- sequelae of viral encephalitis (B94.1)
These ranges represents Categories of Viral and prion infections of the central nervous system. The "A80-A89" signifies that these are the diseases within this broad section.
Codes:
- A80 - Acute poliomyelitis
- A81 - Atypical virus infections of central nervous system
- A82 - Rabies
- A83 - Mosquito-borne viral encephalitis
- A84 - Tick-borne viral encephalitis
- A85 - Other viral encephalitis, not elsewhere classified
- A86 - Unspecified viral encephalitis
- A87 - Viral meningitis
- A88 - Other viral infections of central nervous system, not elsewhere classified
- A89 - Unspecified viral infection of central nervous system