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ICD-10-CM Codes A00-B99 A80-A89

Section A80-A89 Viral and prion infections of the central nervous system A80-A89

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( A75-A79 )

( A90-A99 )

Excludes-1 for A80-A89:

postpolio syndrome (G14)
sequelae of poliomyelitis (B91)
sequelae of viral encephalitis (B94.1)

Code List:

A80

Code hierarchy

A80 Acute poliomyelitis
- A80.0 Acute paralytic poliomyelitis, vaccine-associated
- A80.1 Acute paralytic poliomyelitis, wild virus, imported
- A80.2 Acute paralytic poliomyelitis, wild virus, indigenous
- A80.3 Acute paralytic poliomyelitis, other and unspecified
  - A80.30 Acute paralytic poliomyelitis, unspecified
  - A80.39 Other acute paralytic poliomyelitis
- A80.4 Acute nonparalytic poliomyelitis
- A80.9 Acute poliomyelitis, unspecified

Acute poliomyelitis

A81

Code hierarchy

A81 Atypical virus infections of central nervous system
- A81.0 Creutzfeldt-Jakob disease
  - A81.00 Creutzfeldt-Jakob disease, unspecified
  - A81.01 Variant Creutzfeldt-Jakob disease
  - A81.09 Other Creutzfeldt-Jakob disease
- A81.1 Subacute sclerosing panencephalitis
- A81.2 Progressive multifocal leukoencephalopathy
- A81.8 Other atypical virus infections of central nervous system
  - A81.81 Kuru
  - A81.82 Gerstmann-Sträussler-Scheinker syndrome
  - A81.83 Fatal familial insomnia
  - A81.89 Other atypical virus infections of central nervous system
- A81.9 Atypical virus infection of central nervous system, unspecified

Atypical virus infections of central nervous system

A82

Code hierarchy

A82 Rabies
- A82.0 Sylvatic rabies
- A82.1 Urban rabies
- A82.9 Rabies, unspecified

Rabies

A83

Code hierarchy

A83 Mosquito-borne viral encephalitis
- A83.0 Japanese encephalitis
- A83.1 Western equine encephalitis
- A83.2 Eastern equine encephalitis
- A83.3 St Louis encephalitis
- A83.4 Australian encephalitis
- A83.5 California encephalitis
- A83.6 Rocio virus disease
- A83.8 Other mosquito-borne viral encephalitis
- A83.9 Mosquito-borne viral encephalitis, unspecified

Mosquito-borne viral encephalitis

A84

Code hierarchy

A84 Tick-borne viral encephalitis
- A84.0 Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis]
- A84.1 Central European tick-borne encephalitis
- A84.8 Other tick-borne viral encephalitis
  - A84.81 Powassan virus disease
  - A84.89 Other tick-borne viral encephalitis
- A84.9 Tick-borne viral encephalitis, unspecified

Tick-borne viral encephalitis

A85

Code hierarchy

A85 Other viral encephalitis, not elsewhere classified
- A85.0 Enteroviral encephalitis
- A85.1 Adenoviral encephalitis
- A85.2 Arthropod-borne viral encephalitis, unspecified
- A85.8 Other specified viral encephalitis

Other viral encephalitis, not elsewhere classified

A86

Unspecified viral encephalitis

A87

Code hierarchy

A87 Viral meningitis
- A87.0 Enteroviral meningitis
- A87.1 Adenoviral meningitis
- A87.2 Lymphocytic choriomeningitis
- A87.8 Other viral meningitis
- A87.9 Viral meningitis, unspecified

Viral meningitis

A88

Code hierarchy

A88 Other viral infections of central nervous system, not elsewhere classified
- A88.0 Enteroviral exanthematous fever [Boston exanthem]
- A88.1 Epidemic vertigo
- A88.8 Other specified viral infections of central nervous system

Other viral infections of central nervous system, not elsewhere classified

A89

Unspecified viral infection of central nervous system