ICD-10-CM Book 2026 Edition

Chapters  /  Chapter 1  /  B00-B09

Viral infections characterized by skin and mucous membrane lesions (B00-B09)

B00 Herpesviral [herpes simplex] infections
Excludes1 congenital herpesviral infections (P35.2)
Excludes2 anogenital herpesviral infection (A60.-)
gammaherpesviral mononucleosis (B27.0-)
herpangina (B08.5)
B00.0 Eczema herpeticum
Kaposi's varicelliform eruption
B00.1 Herpesviral vesicular dermatitis
Herpes simplex facialis
Herpes simplex labialis
Herpes simplex otitis externa
Vesicular dermatitis of ear
Vesicular dermatitis of lip
B00.2 Herpesviral gingivostomatitis and pharyngotonsillitis
Herpesviral pharyngitis
B00.3 Herpesviral meningitis
B00.4 Herpesviral encephalitis
Herpesviral meningoencephalitis
Simian B disease
Excludes1 herpesviral encephalitis due to herpesvirus 6 and 7 (B10.01, B10.09)
non-simplex herpesviral encephalitis (B10.0-)
B00.5 Herpesviral ocular disease
B00.50 Herpesviral ocular disease, unspecified
B00.51 Herpesviral iridocyclitis
Herpesviral iritis
Herpesviral uveitis, anterior
B00.52 Herpesviral keratitis
Herpesviral keratoconjunctivitis
B00.53 Herpesviral conjunctivitis
B00.59 Other herpesviral disease of eye
Herpesviral dermatitis of eyelid
B00.7 Disseminated herpesviral disease
Herpesviral sepsis
B00.8 Other forms of herpesviral infections
B00.81 Herpesviral hepatitis
B00.82 Herpes simplex myelitis
B00.89 Other herpesviral infection
Herpesviral whitlow
B00.9 Herpesviral infection, unspecified
Herpes simplex infection NOS
B01 Varicella [chickenpox]
B01.0 Varicella meningitis
B01.1 Varicella encephalitis, myelitis and encephalomyelitis
Postchickenpox encephalitis, myelitis and encephalomyelitis
B01.11 Varicella encephalitis and encephalomyelitis
Postchickenpox encephalitis and encephalomyelitis
B01.12 Varicella myelitis
Postchickenpox myelitis
B01.2 Varicella pneumonia
B01.8 Varicella with other complications
B01.81 Varicella keratitis
B01.89 Other varicella complications
B01.9 Varicella without complication
Varicella NOS
B02 Zoster [herpes zoster]
Includes shingles
zona
B02.0 Zoster encephalitis
Zoster meningoencephalitis
B02.1 Zoster meningitis
B02.2 Zoster with other nervous system involvement
B02.21 Postherpetic geniculate ganglionitis
B02.22 Postherpetic trigeminal neuralgia
B02.23 Postherpetic polyneuropathy
B02.24 Postherpetic myelitis
Herpes zoster myelitis
B02.29 Other postherpetic nervous system involvement
Postherpetic radiculopathy
B02.3 Zoster ocular disease
B02.30 Zoster ocular disease, unspecified
B02.31 Zoster conjunctivitis
B02.32 Zoster iridocyclitis
B02.33 Zoster keratitis
Herpes zoster keratoconjunctivitis
B02.34 Zoster scleritis
B02.39 Other herpes zoster eye disease
Zoster blepharitis
B02.7 Disseminated zoster
B02.8 Zoster with other complications
Herpes zoster otitis externa
B02.9 Zoster without complications
Zoster NOS
B03 Smallpox
Notes In 1980 the 33rd World Health Assembly declared that smallpox had been eradicated.
The classification is maintained for surveillance purposes.
B04 Monkeypox
Mpox
B05 Measles
Includes morbilli
Excludes1 subacute sclerosing panencephalitis (A81.1)
B05.0 Measles complicated by encephalitis
Postmeasles encephalitis
B05.1 Measles complicated by meningitis
Postmeasles meningitis
B05.2 Measles complicated by pneumonia
Postmeasles pneumonia
B05.3 Measles complicated by otitis media
Postmeasles otitis media
B05.4 Measles with intestinal complications
B05.8 Measles with other complications
B05.81 Measles keratitis and keratoconjunctivitis
B05.89 Other measles complications
B05.9 Measles without complication
Measles NOS
B06 Rubella [German measles]
Excludes1 congenital rubella (P35.0)
B06.0 Rubella with neurological complications
B06.00 Rubella with neurological complication, unspecified
B06.01 Rubella encephalitis
Rubella meningoencephalitis
B06.02 Rubella meningitis
B06.09 Other neurological complications of rubella
B06.8 Rubella with other complications
B06.81 Rubella pneumonia
B06.82 Rubella arthritis
B06.89 Other rubella complications
B06.9 Rubella without complication
Rubella NOS
B07 Viral warts
Includes verruca simplex
verruca vulgaris
viral warts due to human papillomavirus
Excludes2 anogenital (venereal) warts (A63.0)
papilloma of bladder (D41.4)
papilloma of cervix (D26.0)
papilloma larynx (D14.1)
B07.0 Plantar wart
Verruca plantaris
B07.8 Other viral warts
Common wart
Flat wart
Verruca plana
B07.9 Viral wart, unspecified
B08 Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classified
Excludes1 vesicular stomatitis virus disease (A93.8)
B08.0 Other orthopoxvirus infections
Excludes2 monkeypox (B04)
B08.01 Cowpox and vaccinia not from vaccine
B08.010 Cowpox
B08.011 Vaccinia not from vaccine
Excludes1 vaccinia (from vaccination) (generalized) (T88.1)
B08.02 Orf virus disease
Contagious pustular dermatitis
Ecthyma contagiosum
B08.03 Pseudocowpox [milker's node]
B08.04 Paravaccinia, unspecified
B08.09 Other orthopoxvirus infections
Orthopoxvirus infection NOS
B08.1 Molluscum contagiosum
B08.2 Exanthema subitum [sixth disease]
Roseola infantum
B08.20 Exanthema subitum [sixth disease], unspecified
Roseola infantum, unspecified
age Pediatric: [0-17]
B08.21 Exanthema subitum [sixth disease] due to human herpesvirus 6
Roseola infantum due to human herpesvirus 6
age Pediatric: [0-17]
B08.22 Exanthema subitum [sixth disease] due to human herpesvirus 7
Roseola infantum due to human herpesvirus 7
age Pediatric: [0-17]
B08.3 Erythema infectiosum [fifth disease]
B08.4 Enteroviral vesicular stomatitis with exanthem
Hand, foot and mouth disease
B08.5 Enteroviral vesicular pharyngitis
Herpangina
B08.6 Parapoxvirus infections
B08.60 Parapoxvirus infection, unspecified
B08.61 Bovine stomatitis
B08.62 Sealpox
B08.69 Other parapoxvirus infections
B08.7 Yatapoxvirus infections
B08.70 Yatapoxvirus infection, unspecified
B08.71 Tanapox virus disease
B08.72 Yaba pox virus disease
Yaba monkey tumor disease
B08.79 Other yatapoxvirus infections
B08.8 Other specified viral infections characterized by skin and mucous membrane lesions
Enteroviral lymphonodular pharyngitis
Foot-and-mouth disease
Poxvirus NEC
B09 Unspecified viral infection characterized by skin and mucous membrane lesions
Viral enanthema NOS
Viral exanthema NOS