Chapter I
Certain infectious and parasitic diseases
(A00-B99)
Viral infections of the central nervous system
(A80-A89)
Excludes:
sequelae of:
· poliomyelitis (B91)
· viral encephalitis (B94.1)
| A80 | Acute poliomyelitis Latin: Poliomyelitis anterior acuta | |||||||
| 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 | |||||||
| A80.4 | Acute nonparalytic poliomyelitis | |||||||
| A80.9 | Acute poliomyelitis, unspecified | |||||||
| A81 | Atypical virus infections of central nervous system Latin: Infectiones systematis nervosi centralis virales lentae | |||||||
| Includes: | prion diseases of the central nervous system | |||||||
| A81.0 | Creutzfeldt-Jakob disease | |||||||
| Subacute spongiform encephalopathy | ||||||||
| A81.1 | Subacute sclerosing panencephalitis | |||||||
| Dawson's inclusion body encephalitis Van Bogaert's sclerosing leukoencephalopathy | ||||||||
| A81.2 | Progressive multifocal leukoencephalopathy | |||||||
| Multifocal leukoencephalopathy NOS | ||||||||
| A81.8 | Other atypical virus infections of central nervous system | |||||||
| Kuru | ||||||||
| A81.9 | Atypical virus infection of central nervous system, unspecified | |||||||
| Prion disease of central nervous system NOS | ||||||||
| A82 | Rabies Latin: Rabies | |||||||
| A82.0 | Sylvatic rabies | |||||||
| A82.1 | Urban rabies | |||||||
| A82.9 | Rabies, unspecified | |||||||
| A83 | Mosquito-borne viral encephalitis Latin: Encephalitis viralis anophelis transmissa | |||||||
| Includes: | mosquito-borne viral meningoencephalitis | |||||||
| Excludes: | Venezuelan equine encephalitis (A92.2) | |||||||
| A83.0 | Japanese encephalitis | |||||||
| A83.1 | Western equine encephalitis | |||||||
| A83.2 | Eastern equine encephalitis | |||||||
| A83.3 | St Louis encephalitis | |||||||
| A83.4 | Australian encephalitis | |||||||
| Kunjin virus disease | ||||||||
| A83.5 | California encephalitis | |||||||
| California meningoencephalitis La Crosse encephalitis | ||||||||
| A83.6 | Rocio virus disease | |||||||
| A83.8 | Other mosquito-borne viral encephalitis | |||||||
| A83.9 | Mosquito-borne viral encephalitis, unspecified | |||||||
| A84 | Tick-borne viral encephalitis Latin: Encephalitis viralis ixodibus transmissa | |||||||
| Includes: | tick-borne viral meningoencephalitis | |||||||
| 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 | |||||||
| Louping ill Powassan virus disease | ||||||||
| A84.9 | Tick-borne viral encephalitis, unspecified | |||||||
| A85 | Other viral encephalitis, not elsewhere classified Latin: Encephalitis viralis alia | |||||||
| Includes: | specified viral: · encephalomyelitis NEC · meningoencephalitis NEC | |||||||
| Excludes: | benign myalgic encephalomyelitis (G93.3) encephalitis due to: · herpesvirus [herpes simplex](B00.4) · measles virus (B05.0) · mumps virus (B26.2) · poliomyelitis virus (A80.-) · zoster (B02.0) lymphocytic choriomeningitis (A87.2) | |||||||
| A85.0+ | Enteroviral encephalitis (G05.1*) | |||||||
| Enteroviral encephalomyelitis | ||||||||
| A85.1+ | Adenoviral encephalitis (G05.1*) | |||||||
| Adenoviral meningoencephalitis | ||||||||
| A85.2 | Arthropod-borne viral encephalitis, unspecified | |||||||
| A85.8 | Other specified viral encephalitis | |||||||
| Encephalitis lethargica Von Economo-Cruchet disease | ||||||||
| A86 | Unspecified viral encephalitis Latin: Encephalitis viralis, non specificata | |||||||
| Viral: · encephalomyelitis NOS · meningoencephalitis NOS | ||||||||
| A87 | Viral meningitis Latin: Meningitis viralis | |||||||
| Excludes: | meningitis due to: · herpesvirus [herpes simplex] (B00.3) · measles virus (B05.1) · mumps virus (B26.1) · poliomyelitis virus (A80.-) · zoster (B02.1) | |||||||
| A87.0+ | Enteroviral meningitis (G02.0*) | |||||||
| Coxsackievirus meningitis Echovirus meningitis | ||||||||
| A87.1+ | Adenoviral meningitis (G02.0*) | |||||||
| A87.2 | Lymphocytic choriomeningitis | |||||||
| Lymphocytic meningoencephalitis | ||||||||
| A87.8 | Other viral meningitis | |||||||
| A87.9 | Viral meningitis, unspecified | |||||||
| A88 | Other viral infections of central nervous system, not elsewhere classified Latin: Infectiones systematis nervosi centralis virales aliae | |||||||
| Excludes: | viral: · encephalitis NOS (A86) · meningitis NOS (A87.9) | |||||||
| A88.0 | Enteroviral exanthematous fever [Boston exanthem] | |||||||
| A88.1 | Epidemic vertigo | |||||||
| A88.8 | Other specified viral infections of central nervous system | |||||||
| A89 | Unspecified viral infection of central nervous system Latin: Infectio systematis nervosi centralis viralis, non specificata | |||||||
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