Block · Chapter 1
A80-A89Viral and prion infections of the central nervous system (A80-A89)
60 codes · 10 categories
A80Acute poliomyelitis9 codes →
A80Acute poliomyelitisHeaderA80.0Acute paralytic poliomyelitis, vaccine-associatedBillableA80.1Acute paralytic poliomyelitis, wild virus, importedBillableA80.2Acute paralytic poliomyelitis, wild virus, indigenousBillableA80.3Acute paralytic poliomyelitis, other and unspecifiedHeaderA80.30Acute paralytic poliomyelitis, unspecifiedBillableA80.39Other acute paralytic poliomyelitisBillableA80.4Acute nonparalytic poliomyelitisBillableA80.9Acute poliomyelitis, unspecifiedBillable
A81Atypical virus infections of central nervous system13 codes →
A81Atypical virus infections of central nervous systemHeaderA81.0Creutzfeldt-Jakob diseaseHeaderA81.00Creutzfeldt-Jakob disease, unspecifiedBillableA81.01Variant Creutzfeldt-Jakob diseaseBillableA81.09Other Creutzfeldt-Jakob diseaseBillableA81.1Subacute sclerosing panencephalitisBillableA81.2Progressive multifocal leukoencephalopathyBillableA81.8Other atypical virus infections of central nervous systemHeaderA81.81KuruBillableA81.82Gerstmann-Sträussler-Scheinker syndromeBillableA81.83Fatal familial insomniaBillableA81.89Other atypical virus infections of central nervous systemBillableA81.9Atypical virus infection of central nervous system, unspecifiedBillable
A83Mosquito-borne viral encephalitis10 codes →
A83Mosquito-borne viral encephalitisHeaderA83.0Japanese encephalitisBillableA83.1Western equine encephalitisBillableA83.2Eastern equine encephalitisBillableA83.3St Louis encephalitisBillableA83.4Australian encephalitisBillableA83.5California encephalitisBillableA83.6Rocio virus diseaseBillableA83.8Other mosquito-borne viral encephalitisBillableA83.9Mosquito-borne viral encephalitis, unspecifiedBillable
A84Tick-borne viral encephalitis7 codes →
A84Tick-borne viral encephalitisHeaderA84.0Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis]BillableA84.1Central European tick-borne encephalitisBillableA84.8Other tick-borne viral encephalitisHeaderA84.81Powassan virus diseaseBillableA84.89Other tick-borne viral encephalitisBillableA84.9Tick-borne viral encephalitis, unspecifiedBillable