Arthropod-borne viral fevers and viral hemorrhagic fevers (A90-A99)
A90Dengue fever [classical dengue]
Excludes 1: dengue hemorrhagic fever (A91)
A91Dengue hemorrhagic fever
A92Other mosquito-borne viral fevers
Excludes 1: Ross River disease (B33.1)
A92.0Chikungunya virus disease
› Chikungunya (hemorrhagic) fever
A92.1O'nyong-nyong fever
A92.2Venezuelan equine fever
› Venezuelan equine encephalitis
› Venezuelan equine encephalomyelitis virus disease
A92.3West Nile virus infection
› West Nile fever
A92.30West Nile virus infection, unspecified
› West Nile fever NOS
› West Nile fever without complications
› West Nile virus NOS
A92.31West Nile virus infection with encephalitis
› West Nile encephalitis
› West Nile encephalomyelitis
A92.32West Nile virus infection with other neurologic manifestation
Use Additional Code: code to specify the neurologic manifestation
A92.39West Nile virus infection with other complications
Use Additional Code: code to specify the other conditions
A92.4Rift Valley fever
A92.5Zika virus disease
› Zika virus fever
› Zika virus infection
› Zika NOS
Excludes 1: congenital Zika virus disease (P35.4)
A92.8Other specified mosquito-borne viral fevers
A92.9Mosquito-borne viral fever, unspecified
A93Other arthropod-borne viral fevers, not elsewhere classified
A93.0Oropouche virus disease
› Oropouche fever
A93.1Sandfly fever
› Pappataci fever
› Phlebotomus fever
A93.2Colorado tick fever
A93.8Other specified arthropod-borne viral fevers
› Piry virus disease
› Vesicular stomatitis virus disease [Indiana fever]
A94Unspecified arthropod-borne viral fever
› Arboviral fever NOS
› Arbovirus infection NOS
A95Yellow fever
A95.0Sylvatic yellow fever
› Jungle yellow fever
A95.1Urban yellow fever
A95.9Yellow fever, unspecified
A96Arenaviral hemorrhagic fever
A96.0Junin hemorrhagic fever
› Argentinian hemorrhagic fever
A96.1Machupo hemorrhagic fever
› Bolivian hemorrhagic fever
A96.2Lassa fever
A96.8Other arenaviral hemorrhagic fevers
A96.9Arenaviral hemorrhagic fever, unspecified
A98Other viral hemorrhagic fevers, not elsewhere classified
Excludes 1: chikungunya hemorrhagic fever (A92.0)
› dengue hemorrhagic fever (A91)
A98.0Crimean-Congo hemorrhagic fever
› Central Asian hemorrhagic fever
A98.1Omsk hemorrhagic fever
A98.2Kyasanur Forest disease
A98.3Marburg virus disease
A98.4Ebola virus disease
A98.5Hemorrhagic fever with renal syndrome
› Epidemic hemorrhagic fever
› Korean hemorrhagic fever
› Russian hemorrhagic fever
› Hantaan virus disease
› Hantavirus disease with renal manifestations
› Nephropathia epidemica
› Songo fever
Excludes 1: hantavirus (cardio)-pulmonary syndrome (B33.4)
A98.8Other specified viral hemorrhagic fevers
A99Unspecified viral hemorrhagic fever