| other tick-borne viral encephalitis | A84.8 |
| tick-borne viral encephalitis, unspecified | A84.9 |
| other viral encephalitis, not elsewhere classified | A85 |
| enteroviral encephalitis | A85.0 |
| adenoviral encephalitis | A85.1 |
| arthropod-borne viral encephalitis, unspecified | A85.2 |
| other specified viral encephalitis | A85.8 |
| unspecified viral encephalitis | A86 |
| unspecified viral encephalitis | A86 |
| viral meningitis | A87 |
| enteroviral meningitis | A87.0 |
| adenoviral meningitis | A87.1 |
| lymphocytic choriomeningitis | A87.2 |
| other viral meningitis | A87.8 |
| viral meningitis, unspecified | A87.9 |
| other viral infections of central nervous system, not elsewhere classified | A88 |
| enteroviral exanthematous fever [boston exanthem] | A88.0 |
| epidemic vertigo | A88.1 |
| other specified viral infections of central nervous system | A88.8 |
| unspecified viral infection of central nervous system | A89 |
| unspecified viral infection of central nervous system | A89 |
| arthropod-borne viral fevers and viral hemorrhagic fevers | A90 -A99 |
| dengue fever [classical dengue] | A90 |
| dengue fever [classical dengue] | A90 |
| dengue hemorrhagic fever | A91 |
| dengue hemorrhagic fever | A91 |
| other mosquito-borne viral fevers | A92 |
| chikungunya virus disease | A92.0 |
| o'nyong-nyong fever | A92.1 |
| venezuelan equine fever | A92.2 |
| other mosquito-borne viral fevers unspecified | A92.30 |
| other mosquito-borne viral feverswith encephalitis | A92.31 |
| other mosquito-borne viral feverswith other neurologic manifestation | A92.32 |
| other mosquito-borne viral feverswith other complications | A92.39 |
| rift valley fever | A92.4 |
| other specified mosquito-borne viral fevers | A92.8 |
| mosquito-borne viral fever, unspecified | A92.9 |
| other arthropod-borne viral fevers, not elsewhere classified | A93 |
| oropouche virus disease | A93.0 |
| sandfly fever | A93.1 |
| colorado tick fever | A93.2 |
| other specified arthropod-borne viral fevers | A93.8 |
| unspecified arthropod-borne viral fever | A94 |
| unspecified arthropod-borne viral fever | A94 |
| yellow fever | A95 |
| sylvatic yellow fever | A95.0 |
| urban yellow fever | A95.1 |
| yellow fever, unspecified | A95.9 |
| arenaviral hemorrhagic fever | A96 |
| junin hemorrhagic fever | A96.0 |
| machupo hemorrhagic fever | A96.1 |
| lassa fever | A96.2 |
| other arenaviral hemorrhagic fevers | A96.8 |
| arenaviral hemorrhagic fever, unspecified | A96.9 |
| other viral hemorrhagic fevers, not elsewhere classified | A98 |
| crimean-congo hemorrhagic fever | A98.0 |
| omsk hemorrhagic fever | A98.1 |
| kyasanur forest disease | A98.2 |
| marburg virus disease | A98.3 |
| ebola virus disease | A98.4 |
| hemorrhagic fever with renal syndrome | A98.5 |
| other specified viral hemorrhagic fevers | A98.8 |
| unspecified viral hemorrhagic fever | A99 |
| unspecified viral hemorrhagic fever | A99 |
| viral infections characterized by skin and mucous membrane lesions | B00 -B09 |
| herpesviral [herpes simplex] infections | B00 |
| eczema herpeticum | B00.0 |
| herpesviral vesicular dermatitis | B00.1 |
| herpesviral gingivostomatitis and pharyngotonsillitis | B00.2 |
| herpesviral meningitis | B00.3 |
| herpesviral encephalitis | B00.4 |
| herpesviral infections unspecified | B00.50 |
| herpesviral iridocyclitis | B00.51 |
| herpesviral keratitis | B00.52 |
| herpesviral conjunctivitis | B00.53 |
| other herpesviral disease of eye | B00.59 |
| disseminated herpesviral disease | B00.7 |
| herpesviral hepatitis | B00.81 |
| herpes simplex myelitis | B00.82 |
| other herpesviral infection | B00.89 |
| herpesviral infection, unspecified | B00.9 |
| varicella [chickenpox] | B01 |
| varicella meningitis | B01.0 |
| varicella encephalitis and encephalomyelitis | B01.11 |
| varicella myelitis | B01.12 |
| varicella pneumonia | B01.2 |
| varicella keratitis | B01.81 |
| other varicella complications | B01.89 |
| varicella without complication | B01.9 |
| zoster [herpes zoster] | B02 |
| zoster encephalitis | B02.0 |
| zoster meningitis | B02.1 |
| postherpetic geniculate ganglionitis | B02.21 |
| postherpetic trigeminal neuralgia | B02.22 |
| postherpetic polyneuropathy | B02.23 |
| postherpetic myelitis | B02.24 |
| other postherpetic nervous system involvement | B02.29 |
| zoster unspecified | B02.30 |
| zoster conjunctivitis | B02.31 |
| zoster iridocyclitis | B02.32 |