| unspecified viral hemorrhagic fever | A99 |
| unspecified viral hemorrhagic fever | A99 |
| unspecified viral hepatitis | B19 |
| unspecified viral hepatitis with hepatic coma | B19.21 |
| unspecified viral hepatitis with hepatic coma | B19.0 |
| unspecified viral hepatitis with hepatic coma | B19.11 |
| unspecified viral hepatitis without hepatic coma | B19.9 |
| unspecified viral hepatitis without hepatic coma | B19.10 |
| unspecified viral hepatitis without hepatic coma | B19.20 |
| unspecified viral infection characterized by skin and mucous membrane lesions | B09 |
| unspecified viral infection characterized by skin and mucous membrane lesions | B09 |
| unspecified viral infection of central nervous system | A89 |
| unspecified viral infection of central nervous system | A89 |
| urban rabies | A82.1 |
| urban yellow fever | A95.1 |
| urinary capillariasis | A06.82.5 |
| urinary capillariasis | A06.82.1 |
| urinary capillariasis | A06.82.3 |
| vaccinia not from vaccine | B08.011 |
| variant creutzfeldt-jakob disease | A81.01 |
| varicella [chickenpox] | B01 |
| varicella encephalitis and encephalomyelitis | B01.11 |
| varicella keratitis | B01.81 |
| varicella meningitis | B01.0 |
| varicella myelitis | B01.12 |
| varicella pneumonia | B01.2 |
| varicella without complication | B01.9 |
| venezuelan equine fever | A92.2 |
| vibrio vulnificus as the cause of diseases classified elsewhere | B96.82 |
| viral agents as the cause of diseases classified elsewhere | B97 |
| viral and other specified intestinal infections | A08 |
| viral and prion infections of the central nervous system | A80 -A89 |
| viral cardiomyopathy | B33.24 |
| viral conjunctivitis | B30 |
| viral conjunctivitis, unspecified | B30.9 |
| viral endocarditis | B33.21 |
| viral hepatitis | B15 -B19 |
| viral infection of unspecified site | B34 |
| viral infection, unspecified | B34.9 |
| viral infections characterized by skin and mucous membrane lesions | B00 -B09 |
| viral intestinal infection, unspecified | A08.4 |
| viral meningitis | A87 |
| viral meningitis, unspecified | A87.9 |
| viral myocarditis | B33.22 |
| viral pericarditis | B33.23 |
| viral pharyngoconjunctivitis | B30.2 |
| viral wart, unspecified | B07.9 |
| viral warts | B07 |
| visceral larva migrans | B83.0 |
| visceral leishmaniasis | B55.0 |
| waterhouse-friderichsen syndrome | A39.1 |
| western equine encephalitis | A83.1 |
| whooping cough | A37 |
| whooping cough with pneumonia | A37.81 |
| whooping cough with pneumonia | A37.91 |
| whooping cough with pneumonia | A37.01 |
| whooping cough with pneumonia | A37.11 |
| whooping cough without pneumonia | A37.80 |
| whooping cough without pneumonia | A37.90 |
| whooping cough without pneumonia | A37.10 |
| whooping coughwithout pneumonia | A37.00 |
| wound botulism | A48.52 |
| wound myiasis | B87.1 |
| yaba pox virus disease | B08.72 |
| yatapoxvirus infection, unspecified | B08.70 |
| yaws | A66 |
| yaws, unspecified | A66.9 |
| yellow fever | A95 |
| yellow fever, unspecified | A95.9 |
| zoonotic bacterial disease, unspecified | A28.9 |
| zoster [herpes zoster] | B02 |
| zoster conjunctivitis | B02.31 |
| zoster encephalitis | B02.0 |
| zoster iridocyclitis | B02.32 |
| zoster keratitis | B02.33 |
| zoster meningitis | B02.1 |
| zoster scleritis | B02.34 |
| zoster unspecified | B02.30 |
| zoster with other complications | B02.8 |
| zoster without complications | B02.9 |
| zygomycosis | B46 |
| zygomycosis, unspecified | B46.9 |