ICD-10 Chapter I: Certain infectious and parasitic diseases

International Statistical Classification of Diseases and Related Health Problems 10th Revision
Chapter	Blocks	Title
I	A00–B99	Certain infectious and parasitic diseases
II	C00–D48	Neoplasms
III	D50–D89	Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
IV	E00–E90	Endocrine, nutritional and metabolic diseases
V	F00–F99	Mental and behavioural disorders
VI	G00–G99	Diseases of the nervous system
VII	H00–H59	Diseases of the eye and adnexa
VIII	H60–H95	Diseases of the ear and mastoid process
IX	I00–I99	Diseases of the circulatory system
X	J00–J99	Diseases of the respiratory system
XI	K00–K93	Diseases of the digestive system
XII	L00–L99	Diseases of the skin and subcutaneous tissue
XIII	M00–M99	Diseases of the musculoskeletal system and connective tissue
XIV	N00–N99	Diseases of the genitourinary system
XV	O00–O99	Pregnancy, childbirth and the puerperium
XVI	P00–P96	Certain conditions originating in the perinatal period
XVII	Q00–Q99	Congenital malformations, deformations and chromosomal abnormalities
XVIII	R00–R99	Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
XIX	S00–T98	Injury, poisoning and certain other consequences of external causes
XX	V01–Y98	External causes of morbidity and mortality
XXI	Z00–Z99	Factors influencing health status and contact with health services
XXII	U00–U99	Codes for special purposes

The International Statistical Classification of Diseases and Related Health Problems 10th Revision (ICD-10) is a coding of diseases and signs, symptoms, abnormal findings, complaints, social circumstances and external causes of injury or diseases, as classified by the World Health Organization (WHO).^[1]. This page contains ICD-10 Chapter I: Certain infectious and parasitic diseases.

1 A00–A79 – Bacterial infections, and other intestinal infectious diseases, and STDs
2 A80–B34 – Viral infections
3 B35–B89 – Infections caused by fungi, protozoans, worms, and infestations
4 B90–B99 – Sequelae, and diseases classified elsewhere
5 See also
6 References

A00–A79 – Bacterial infections, and other intestinal infectious diseases, and STDs

(A50–A64) Infections with a predominantly sexual mode of transmission

(A50) Congenital syphilis
- (A 50.0) Early congenital syphilis, symptomatic
- (A 50.1) Early congenital syphilis, latent
- (A 50.2) Early congenital syphilis, unspecified
- (A 50.3) Late congenital syphilitic oculopathy
- (A 50.4) Late congenital neurosyphilis (juvenile neurosyphilis)
- (A 50.5) Other late congenital syphilis, symptomatic
- (A 50.6) Late congenital syphilis, latent
- (A 50.7) Late congenital syphilis, unspecified
- (A 50.9) Congenital syphilis, unspecified
(A51) Early syphilis
- (A51.0) Primary genital syphilis
  - Syphilitic chancre NOS
- (A 51.1) Primary anal syphilis
- (A 51.2) Primary syphilis of other sites
- (A51.3) Secondary syphilis of skin and mucous membranes
  - Condyloma latum
- (A 51.4) Other secondary syphilis
- (A 51.5) Early syphilis, latent
- (A 51.9) Early syphilis, unspecified
(A52) Late syphilis
- (A 52.0) Cardiovascular syphilis
- (A52.1) Symptomatic neurosyphilis
  - Tabes dorsalis
- (A 52.2) Asymptomatic neurosyphilis
- (A52.3) Neurosyphilis, unspecified
  - Gumma (syphilitic) of central nervous system NOS
  - Syphilis (late) of central nervous system NOS
  - Syphiloma of central nervous system NOS
- (A52.7) Other symptomatic late syphilis
  - Gumma (syphilitic) any sites, except those classified to A52.0-A52.3
  - Late or tertiary syphilis any sites, except those classified to A52.0-A52.3
- (A 52.8) Late syphilis, latent
- (A 52.9) Late syphilis, unspecified
(A53) Other and unspecified syphilis
- (A 53.0) Latent syphilis, unspecified as early or late
- (A 53.9) Syphilis, unspecified
(A54) Gonococcal infection
- (A 54.0) Gonococcal infection of lower genitourinary tract without periurethral or accessory gland abscess
- (A 54.1) Gonococcal infection of lower genitourinary tract with periurethral and accessory gland abscess
- (A 54.2) Gonococcal pelviperitonitis and other gonococcal genitourinary infections
- (A 54.3) Gonococcal infection of eye
- (A 54.4) Gonococcal infection of musculoskeletal system
- (A 54.5) Gonococcal pharyngitis
- (A 54.6) Gonococcal infection of anus and rectum
- (A 54.8) Other gonococcal infections
- (A 54.9) Gonococcal infection, unspecified
(A 55) Chlamydial lymphogranuloma (venereum)
(A56) Other sexually transmitted chlamydial diseases
- (A 56.0) Chlamydial infection of lower genitourinary tract
- (A 56.1) Chlamydial infection of pelviperitoneum and other genitourinary organs
- (A 56.2) Chlamydial infection of genitourinary tract, unspecified
- (A 56.3) Chlamydial infection of anus and rectum
- (A 56.4) Chlamydial infection of pharynx
- (A 56.8) Sexually transmitted chlamydial infection of other sites
(A 57) Chancroid
(A 58) Granuloma inguinale
(A59) Trichomoniasis
- (A 59.0) Urogenital trichomoniasis
- (A 59.8) Trichomoniasis of other sites
- (A 59.9) Trichomoniasis, unspecified
(A60) Anogenital herpesviral (herpes simplex) infection
- (A 60.0) Herpesviral infection of genitalia and urogenital tract
- (A 60.1) Herpesviral infection of perianal skin and rectum
- (A 60.9) Anogenital herpesviral infection, unspecified
(A63) Other predominantly sexually transmitted diseases, not elsewhere classified
- (A 63.0) Anogenital (venereal) warts
- (A 63.8) Other specified predominantly sexually transmitted diseases
(A 64) Unspecified sexually transmitted disease

(A65–A69) Other spirochaetal diseases

(A65) Nonvenereal syphilis
- Bejel
- Endemic syphilis
- Njovera
(A 66) Yaws
(A 67) Pinta (carate)
(A 68) Relapsing fevers
(A69) Other spirochaetal infections
- (A69.0) Necrotizing ulcerative stomatitis
  - Cancrum oris
  - Fusospirochaetal gangrene
  - Noma
  - Stomatitis gangrenosa
- (A69.1) Other Vincent's infections
  - Trench mouth
- (A69.2) Lyme disease
  - Erythema chronicum migrans due to Borrelia burgdorferi
- (A 69.8) Other specified spirochaetal infections
- (A 69.9) Spirochaetal infection, unspecified

(A70–A74) Other diseases caused by chlamydiae

(A70) Chlamydia psittaci infection
- Psittacosis
(A 71) Trachoma
(A 74) Other diseases caused by chlamydiae

(A75–A79) Rickettsioses

(A75) Typhus fever
- (A 75.0) Epidemic louse-borne typhus fever due to Rickettsia prowazekii
- (A75.1) Recrudescent typhus (Brill's disease)
  - Brill-Zinsser disease
- (A 75.2) Typhus fever due to Rickettsia typhi
- (A75.3) Typhus fever due to Rickettsia tsutsugamushi
  - Scrub typhus
- (A 75.9) Typhus fever, unspecified
(A77) Spotted fever (tick-borne rickettsioses)
- (A77.0) Spotted fever due to Rickettsia rickettsii
  - Rocky Mountain spotted fever
  - Sao Paulo fever
- (A77.1) Spotted fever due to Rickettsia conorii
  - African tick typhus
  - Boutonneuse fever
  - India tick typhus
  - Kenya tick typhus
  - Marseilles fever
  - Mediterranean tick fever
- (A77.2) Spotted fever due to Rickettsia sibirica
  - North Asian tick fever
  - Siberian tick typhus
- (A77.3) Spotted fever due to Rickettsia australis
  - Queensland tick typhus
- (A 77.8) Other spotted fevers
- (A77.9) Spotted fever, unspecified
  - Tick-borne typhus NOS
(A 78) Q fever
(A79) Other rickettsioses
- (A79.0) Trench fever
  - Quintan fever
  - Wolhynian fever
- (A79.1) Rickettsialpox due to Rickettsia akari
  - Kew Garden fever
  - Vesicular rickettsiosis
- (A79.8) Other specified rickettsioses
  - Rickettsiosis due to Ehrlichia sennetsu
- (A79.9) Rickettsiosis, unspecified
  - Rickettsial infection NOS

A80–B34 – Viral infections

(A80–A89) Viral infections of the central nervous system

(A 80) Acute poliomyelitis
(A81) Atypical virus infections of central nervous system
- (A 81.0) Creutzfeldt-Jakob disease
- (A 81.1) Subacute sclerosing panencephalitis
- (A 81.2) Progressive multifocal leukoencephalopathy
- (A81.8) Other atypical virus infections of central nervous system
  - Kuru
- (A81.9) Atypical virus infection of central nervous system, unspecified
  - Prion disease of central nervous system NOS
(A 82) Rabies
(A83) Mosquito-borne viral encephalitis
- (A 83.0) Japanese encephalitis
- (A 83.1) Western equine encephalitis
- (A 83.2) Eastern equine encephalitis
- (A 83.3) St Louis encephalitis
- (A83.4) Australian encephalitis
  - Kunjin virus disease
- (A83.5) California encephalitis
  - California meningoencephalitis
  - La Crosse encephalitis
- (A 83.6) Rocio virus disease
- (A 83.8) Other mosquito-borne viral encephalitis
- (A 83.9) Mosquito-borne viral encephalitis, unspecified
(A84) Tick-borne viral encephalitis
- (A 84.0) Far Eastern tick-borne encephalitis (Russian spring-summer encephalitis)
- (A 84.1) Central European tick-borne encephalitis
- (A84.8) Other tick-borne viral encephalitis
  - Louping ill
  - Powassan virus disease
- (A 84.9) Tick-borne viral encephalitis, unspecified
(A85) Other viral encephalitis, not elsewhere classified
- (A85.8) Other specified viral encephalitis
  - Encephalitis lethargica
(A 86) Unspecified viral encephalitis
(A87) Viral meningitis
- (A 87.2) Lymphocytic choriomeningitis
(A88) Other viral infections of central nervous system, not elsewhere classified
- (A 88.1) Epidemic vertigo
(A 89) Unspecified viral infection of central nervous system

(A90–A99) Arthropod-borne viral fevers and viral haemorrhagic fevers

(A 90) Dengue fever (classical dengue)
(A 91) Dengue haemorrhagic fever
(A92) Other mosquito-borne viral fevers
- (A 92.0) Chikungunya virus disease
- (A 92.1) O'nyong-nyong fever
- (A 92.2) Venezuelan equine fever
- (A 92.3) West Nile virus infection
- (A 92.4) Rift Valley fever
- (A 92.8) Other specified mosquito-borne viral fevers
- (A 92.9) Mosquito-borne viral fever, unspecified
(A93) Other arthropod-borne viral fevers, not elsewhere classified
- (A93.0) Oropouche virus disease
  - Oropouche fever
- (A93.1) Sandfly fever
  - Pappataci fever
  - Phlebotomus fever
- (A 93.2) Colorado tick fever
- (A93.8) Other specified arthropod-borne viral fevers
  - Piry virus disease
  - Vesicular stomatitis virus disease (Indiana fever)
(A 94) Unspecified arthropod-borne viral fever
(A 95) Yellow fever
(A96) Arenaviral haemorrhagic fever
- (A 96.0) Argentine hemorrhagic fever (Junín virus)
- (A96.1) Machupo haemorrhagic fever
  - Bolivian hemorrhagic fever
- (A 96.2) Lassa fever
(A98) Other viral haemorrhagic fevers, not elsewhere classified
- (A 98.0) Crimean-Congo haemorrhagic fever
- (A 98.1) Omsk haemorrhagic fever
- (A 98.2) Kyasanur Forest disease
- (A 98.3) Marburg virus disease
- (A 98.4) Ebola virus disease
- (A 98.5) Haemorrhagic fever with renal syndrome
(A 99) Unspecified viral haemorrhagic fever

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

(B00) Herpesviral (herpes simplex) infections
- (B 00.0) Eczema herpeticum
- (B 00.1) Herpesviral vesicular dermatitis
- (B 00.2) Herpesviral gingivostomatitis and pharyngotonsillitis
- (B 00.3) Herpesviral meningitis
- (B 00.4) Herpesviral encephalitis
- (B 00.5) Herpesviral ocular disease
- (B 00.7) Disseminated herpesviral disease
- (B 00.8) Other forms of herpesviral infection
- (B 00.9) Herpesviral infection, unspecified
(B01) Varicella (chickenpox)
- (B 01.0) Varicella meningitis
- (B 01.1) Varicella encephalitis
- (B 01.2) Varicella pneumonia
- (B 01.8) Varicella with other complications
- (B 01.9) Varicella without complication
(B02) Zoster (herpes zoster)
- (B 02.0) Zoster encephalitis
- (B 02.1) Zoster meningitis
- (B 02.2) Zoster with other nervous system involvement
- (B 02.3) Zoster ocular disease
- (B 02.7) Disseminated zoster
- (B 02.8) Zoster with other complications
- (B 02.9) Zoster without complication
(B 03) Smallpox
(B 04) Monkeypox
(B 05) Measles
(B 06) Rubella (German measles)
(B07) Viral warts
- Verruca
(B08) Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classified
- (B08.0) Other orthopoxvirus infections
- (B 08.1) Molluscum contagiosum
- (B 08.2) Exanthema subitum (sixth disease)
- (B 08.3) Erythema infectiosum (fifth disease)
- (B08.4) Enteroviral vesicular stomatitis with exanthem
  - Hand, foot and mouth disease
- (B08.5) Enteroviral vesicular pharyngitis
  - Herpangina
- (B08.8) Other specified viral infections characterized by skin and mucous membrane lesions
  - Enteroviral lymphonodular pharyngitis
  - Foot-and-mouth disease
  - Tanapox virus disease
  - Yaba pox virus disease
(B09) Unspecified viral infection characterized by skin and mucous membrane lesions
- Viral enanthema NOS
- Viral exanthema NOS

(B15–B19) Viral hepatitis

(B 15) Acute hepatitis A
(B 16) Acute hepatitis B
(B17) Other acute viral hepatitis
- (B 17.0) Acute delta-(super)infection of hepatitis B carrier
- (B 17.1) Acute hepatitis C
- (B 17.2) Acute hepatitis E
(B 18) Chronic viral hepatitis
(B 19) Unspecified viral hepatitis

(B20–B24) Human immunodeficiency virus (HIV) disease

(B20) Human Immunodeficiency Virus (HIV) disease Resulting in infectious and parasitic diseases
- (B 20.0) HIV disease resulting in mycobacterial infection
- (B 20.1) HIV disease resulting in other bacterial infections
- (B 20.2) HIV disease resulting in cytomegaloviral disease
- (B 20.3) HIV disease resulting in other viral infections
- (B 20.4) HIV disease resulting in candidiasis
- (B 20.5) HIV disease resulting in other mycoses
- (B 20.6) HIV disease resulting in Pneumocystis pneumonia
- (B 20.7) HIV disease resulting in multiple infections
- (B 20.8) HIV disease resulting in other infectious and parasitic diseases
- (B 20.9) HIV disease resulting in unspecified infectious or parasitic disease
(B21) Human Immunodeficiency Virus (HIV) disease Resulting in malignant neoplasms
- (B 21.0) HIV disease resulting in Kaposi's sarcoma
- (B 21.1) HIV disease resulting in Burkitt's lymphoma
- (B 21.2) HIV disease resulting in other types of non-Hodgkin's lymphoma
- (B 21.3) HIV disease resulting in other malignant neoplasms of lymphoid, haematopoietic and related tissue
- (B 21.7) HIV disease resulting in multiple malignant neoplasms
- (B 21.8) HIV disease resulting in other malignant neoplasms
- (B 21.9) HIV disease resulting in unspecified malignant neoplasm
(B22) Human Immunodeficiency Virus (HIV) disease Resulting in other specified diseases
- (B 22.0) HIV disease resulting in encephalopathy
- (B 22.1) HIV disease resulting in lymphoid interstitial pneumonitis
- (B 22.2) HIV disease resulting in wasting syndrome
- (B 22.7) HIV disease resulting in multiple diseases classified elsewhere
(B23) Human Immunodeficiency Virus (HIV) disease Resulting in other conditions
- (B 23.0) Acute HIV infection syndrome
- (B 23.1) HIV disease resulting in (persistent) generalized lymphadenopathy
- (B 23.2) HIV disease resulting in haematological and immunological abnormalities, not elsewhere classified
- (B 23.8) HIV disease resulting in other specified conditions
(B 24) Unspecified Human Immunodeficiency Virus (HIV) Disease

(B25–B34) Other viral diseases

(B 25) Cytomegaloviral disease
(B 26) Mumps
(B 27) Infectious mononucleosis
(B 30) Viral conjunctivitis
(B33) Other viral diseases, not elsewhere classified
- (B33.0) Epidemic myalgia
  - Bornholm disease
- (B33.1) Ross River disease
  - Epidemic polyarthritis and exanthema
  - Ross River fever
- (B 33.2) Viral carditis
- (B 33.3) Retrovirus infections, not elsewhere classified
- (B 33.4) Hantavirus (cardio-)pulmonary syndrome (HPS) (HCPS)
- (B 33.9) Other specified viral diseases
(B 34) Viral infection of unspecified site

B35–B89 – Infections caused by fungi, protozoans, worms, and infestations

(B35–B49) Mycoses

(B35) Dermatophytosis
- (B35.0) Tinea barbae and tinea capitis
  - Beard Ringworm
  - Kerion
  - Tinea capitis
  - Sycosis, mycotic
- (B35.1) Tinea unguium
  - Dermatophytic onychia
  - Dermatophytosis of nail
  - Onychomycosis
  - Ringworm of nails
- (B 35.2) Tinea manuum
- (B 35.3) Tinea pedis
- (B 35.4) Tinea corporis
- (B 35.5) Tinea imbricata
- (B 35.6) Tinea cruris
(B36) Other superficial mycoses
- (B 36.0) Pityriasis versicolor
- (B 36.1) Tinea nigra
- (B 36.2) White piedra
- (B 36.3) Black piedra
- (B 36.8) Other specified superficial mycoses
- (B 36.9) Superficial mycosis, unspecified
(B37) Candidiasis
- (B37.0) Candidal stomatitis
  - Oral thrush
- (B 37.1) Pulmonary candidiasis
- (B 37.2) Candidiasis of skin and nail
- (B 37.3) Candidiasis of vulva and vagina
- (B 37.4) Candidiasis of other urogenital sites
- (B 37.5) Candidal meningitis
- (B 37.6) Candidal endocarditis
- (B 37.7) Candidal septicaemia
- (B 37.8) Candidiasis of other sites
- (B 37.9) Candidiasis, unspecified
Dimorphic Fungi
- (B 38) Coccidioidomycosis
- (B 39) Histoplasmosis
- (B 40) Blastomycosis
- (B 41) Paracoccidioidomycosis
- (B 42) Sporotrichosis
(B 43) Chromomycosis and phaeomycotic abscess
(B 44) Aspergillosis
(B 45) Cryptococcosis
(B46) Zygomycosis
- (B 46.0) Pulmonary mucormycosis
- (B 46.1) Rhinocerebral mucormycosis
- (B 46.2) Gastrointestinal mucormycosis
- (B 46.3) Cutaneous mucormycosis
- (B 46.4) Disseminated mucormycosis
- (B 46.5) Mucormycosis, unspecified
- (B46.8) Other zygomycoses
  - Entomophthoromycosis
- (B 46.9) Zygomycosis, unspecified
(B47) Mycetoma
- (B47.0) Eumycetoma
  - Madura Foot, mycotic
  - Maduromycosis
- (B 47.1) Actinomycetoma
- (B47.9) Mycetoma, unspecified
  - Madura Foot NOS
(B48) Other mycoses, not elsewhere classified
- (B48.0) Lobomycosis
  - Keloidal blastomycosis
  - Lobo's disease
- (B 48.1) Rhinosporidiosis
- (B48.2) Allescheriasis
  - Infection due to Pseudallescheria boydii
- (B48.3) Geotrichosis
  - Geotrichum stomatitis
- (B 48.4) Penicillosis
- (B 48.7) Opportunistic mycoses
- (B48.8) Other specified mycoses
  - Adiaspiromycosis
(B 49) Unspecified mycosis

(B50–B64) Protozoal diseases

(B 50) Plasmodium falciparum malaria
(B 51) Plasmodium vivax malaria
(B 52) Plasmodium malariae malaria
(B 53) Other parasitologically confirmed malaria
(B 54) Unspecified malaria
(B55) Leishmaniasis
- (B 55.0) Visceral leishmaniasis
- (B 55.1) Cutaneous leishmaniasis
- (B 55.2) Mucocutaneous leishmaniasis
- (B 55.9) Leishmaniasis, unspecified
(B 56) African trypanosomiasis
(B 57) Chagas' disease
(B 58) Toxoplasmosis
(B 59) Pneumocystosis
(B60) Other protozoal diseases, not elsewhere classified
- (B60.0) Babesiosis
  - Piroplasmosis
- (B 60.1) Acanthamoebiasis
- (B60.2) Naegleriasis
  - Primary amoebic meningoencephalitis
- (B60.8) Other specified protozoal diseases
  - Microsporidiosis
(B 64) Unspecified protozoal disease

(B65–B83) Helminthiases

(B65) Schistosomiasis (bilharziasis)
- (B 65.0) Schistosomiasis due to Schistosoma haematobium (urinary schistosomiasis)
- (B 65.1) Schistosomiasis due to Schistosoma mansoni (intestinal schistosomiasis)
- (B 65.2) Schistosomiasis due to Schistosoma japonicum
- (B 65.3) Cercarial dermatitis
- (B 65.8) Other schistosomiases
- (B 65.9) Schistosomiasis, unspecified
(B66) Other fluke infections
- (B 66.0) Opisthorchiasis
- (B 66.1) Clonorchiasis
- (B 66.2) Dicrocoeliasis
- (B 66.3) Fascioliasis
- (B 66.4) Paragonimiasis
- (B 66.5) Fasciolopsiasis
- (B 66.8) Other specified fluke infections
(B 67) Echinococcosis
(B68) Taeniasis
- (B68.0) Taenia solium taeniasis
  - Pork tapeworm
- (B68.1) Taenia saginata taeniasis
  - Beef tapeworm
(B 69) Cysticercosis
(B70) Diphyllobothriasis and sparganosis
- (B 70.0) Diphyllobothriasis
- (B 70.1) Sparganosis
(B71) Other cestode infections
- (B71.0) Hymenolepiasis
  - Dwarf tapeworm
(B 72) Dracunculiasis
(B 73) Onchocerciasis
(B74) Filariasis
- (B74.0) Filariasis due to Wuchereria bancrofti
  - Elephantiasis, filarial (ILDS B74.01)
- (B 74.1) Filariasis due to Brugia malayi
- (B 74.2) Filariasis due to Brugia timori
- (B 74.3) Loiasis
- (B 74.4) Mansonelliasis
- (B 74.8) Other filariases
- (B 74.9) Filariasis, unspecified
(B 75) Trichinellosis
(B76) Hookworm diseases
- (B 76.0) Ancylostomiasis
- (B 76.1) Necatoriasis
- (B 76.8) Other hookworm diseases
- (B76.9) Hookworm disease, unspecified
  - Cutaneous larva migrans NOS
(B 77) Ascariasis
(B 78) Strongyloidiasis
(B 79) Trichuriasis
(B 80) Enterobiasis
(B81) Other intestinal helminthiases, not elsewhere classified
- (B 81.0) Anisakiasis
- (B 81.1) Intestinal capillariasis
- (B 81.2) Trichostrongyliasis
- (B 81.3) Intestinal angiostrongyliasis
- (B 81.4) Mixed intestinal helminthiases
- (B 81.8) Other specified intestinal helminthiases
(B 82) Unspecified intestinal parasitism
(B83) Other helminthiases
- (B 83.0) Visceral larva migrans
- (B 83.1) Gnathostomiasis
- (B 83.2) Angiostrongyliasis due to Parastrongylus cantonensis
- (B 83.3) Syngamiasis
- (B 83.4) Internal hirudiniasis
- (B83.8) Other specified helminthiases
- (B 83.9) Helminthiasis, unspecified

(B85–B89) Pediculosis, acariasis and other infestations

(B85) Pediculosis and phthiriasis
- (B 85.0) Pediculosis due to Pediculus humanus capitis
- (B 85.1) Pediculosis due to Pediculus humanus corporis
- (B 85.2) Pediculosis, unspecified
- (B 85.3) Phthiriasis
- (B 85.4) Mixed pediculosis and phthiriasis
(B 86) Scabies
(B 87) Myiasis
(B88) Other infestations
- (B88.0) Other acariasis
  - Acarine dermatitis
  - Dermatitis due to Demodex species
  - Dermatitis due to Dermanyssus gallinae
  - Dermatitis due to Liponyssoides sanguineus
  - Trombiculosis
- (B 88.1) Tungiasis (sandflea infestation)
- (B88.2) Other arthropod infestations
  - Scarabiasis
- (B88.3) External hirudiniasis
  - Leech infestation NOS
- (B88.8) Other specified infestations
  - Ichthyoparasitism due to Vandellia cirrhosa
  - Linguatulosis
  - Porocephaliasis
- (B88.9) Infestation, unspecified
  - Infestation (skin) NOS
  - Infestation by mites NOS
  - Skin parasites NOS
(B 89) Unspecified parasitic disease

B90–B99 – Sequelae, and diseases classified elsewhere

(B90–B94) Sequelae of infectious and parasitic diseases

(B 90) Sequelae of tuberculosis
(B 91) Sequelae of poliomyelitis
(B 92) Sequelae of leprosy
(B94) Sequelae of other and unspecified infectious and parasitic diseases
- (B 94.0) Sequelae of trachoma
- (B 94.1) Sequelae of viral encephalitis
- (B 94.2) Sequelae of viral hepatitis
- (B 94.8) Sequelae of other specified infectious and parasitic diseases
- (B 94.9) Sequelae of unspecified infectious or parasitic disease

(B95–B97) Bacterial, viral and other infectious agents

(B95) Streptococcus and staphylococcus as the cause of diseases classified to other chapters
- (B 95.0) Streptococcus, group A, as the cause of diseases classified to other chapters
- (B 95.1) Streptococcus, group B, as the cause of diseases classified to other chapters
- (B 95.2) Streptococcus, group D, as the cause of diseases classified to other chapters
- (B 95.3) Streptococcus pneumoniae as the cause of diseases classified to other chapters
- (B 95.4) Other streptococcus as the cause of diseases classified to other chapters
- (B 95.5) Unspecified streptococcus as the cause of diseases classified to other chapters
- (B 95.6) Staphylococcus aureus as the cause of diseases classified to other chapters
- (B 95.7) Other staphylococcus as the cause of diseases classified to other chapters
- (B 95.8) Unspecified staphylococcus as the cause of diseases classified to other chapters
(B96) Other bacterial agents as the cause of diseases classified to other chapters
- (B 96.0) Mycoplasma pneumoniae (M. pneumoniae) as the cause of diseases classified to other chapters
- (B 96.1) Klebsiella pneumoniae (K. pneumoniae) as the cause of diseases classified to other chapters
- (B 96.2) Escherichia coli (E. coli) as the cause of diseases classified to other chapters
- (B 96.3) Haemophilus influenzae (H. influenzae) as the cause of diseases classified to other chapters
- (B 96.4) Proteus (mirabilis)(morganii) as the cause of diseases classified to other chapters
- (B 96.5) Pseudomonas (aeruginosa)(mallei)(pseudomallei) as the cause of diseases classified to other chapters
- (B 96.6) Bacillus fragilis (B. fragilis) as the cause of diseases classified to other chapters
- (B 96.7) Clostridium perfringens (C. perfringens) as the cause of diseases classified to other chapters
- (B 96.8) Other specified bacterial agents as the cause of diseases classified to other chapters
(B97) Viral agents as the cause of diseases classified to other chapters
- (B 97.0) Adenovirus as the cause of diseases classified to other chapters
- (B97.1) Enterovirus as the cause of diseases classified to other chapters
  - Coxsackievirus
  - Echovirus
- (B 97.2) Coronavirus as the cause of diseases classified to other chapters
- (B97.3) Retrovirus as the cause of diseases classified to other chapters
  - Lentivirus
  - Oncovirus
- (B 97.4) Respiratory syncytial virus as the cause of diseases classified to other chapters
- (B 97.5) Reovirus as the cause of diseases classified to other chapters
- (B 97.6) Parvovirus as the cause of diseases classified to other chapters
- (B 97.7) Papillomavirus as the cause of diseases classified to other chapters
- (B 97.8) Other viral agents as the cause of diseases classified to other chapters

(B99) Other infectious diseases

(B 99) Other and unspecified infectious diseases

References

^ WHO | International Classification of Diseases (ICD)

Pathology: Medical conditions and ICD code

(Disease / Disorder / Illness, Syndrome / Sequence, Symptom / Sign, Injury, etc.)

(A/B, 001–139)

Infectious disease/Infection: Bacterial disease (G+, G-) · Virus disease · Parasitic disease (Protozoan infection, Helminthiasis, Ectoparasitic infestation) · Mycosis · Zoonosis

(C/D,
140–239 &
279–289)

Cancer (C00–D48, 140–239)	Tumor

Myeloid hematologic (D50–D77, 280–289)	Anemia · Coagulopathy

Lymphoid immune (D80–D89, 279)	Immunodeficiency · Immunoproliferative disorder · Hypersensitivity

(E, 240–278)

Endocrine disease · Nutrition disorder · Inborn error of metabolism

(F, 290–319)

Mental disorder

(G, 320–359)

Nervous system disease (CNS, PNS) · Neuromuscular disease

(H, 360–389)

Eye disease · Ear disease

(I, 390–459)

Cardiovascular disease (Heart disease, Vascular disease)

(J, 460–519)

Respiratory disease (Obstructive lung disease, Restrictive lung disease, Pneumonia)

(K, 520–579)

Stomatognathic disease (Tooth disease) · Digestive disease (Esophageal, Stomach, Enteropathy, Liver, Pancreatic)

(L, 680–709)

Skin disease · skin appendages (Nail disease, Hair disease, Sweat gland disease)

(M, 710–739)

Musculoskeletal disorders: Myopathy · Arthropathy · Osteochondropathy (Osteopathy, Chondropathy)

(N, 580–629)

Urologic disease (Nephropathy, Urinary bladder disease) · Male genital disease · Breast disease · Female genital disease

(O, 630–679)

Complications of pregnancy · Obstetric labor complication · Puerperal disorder

(P, 760–779)

Fetal disease

(Q, 740–759)

Congenital disorder (Congenital abnormality)

(R, 780–799)

Syndromes · Medical signs (Eponymous)

(S/T, 800–999)

Bone fracture · Joint dislocation · Sprain · Strain · Subluxation · Head injury · Chest trauma · Poisoning

Sexually transmitted diseases and infections (STD/STI) (primarily A50–A64, 090–099)

Bacterial

Chancroid (Haemophilus ducreyi) · Chlamydia/Lymphogranuloma venereum (Chlamydia trachomatis) · Donovanosis or Granuloma Inguinale (Klebsiella granulomatis) · Gonorrhea (Neisseria gonorrhoeae) · Syphilis (Treponema pallidum) · Ureaplasma infection (Ureaplasma urealyticum)

Protozoal

Trichomoniasis (Trichomonas vaginalis)

Parasitic

Crab louse/crabs · Scabies

Viral

AIDS (HIV-1/HIV-2) · Cervical cancer, vulvar cancer & Genital warts (condyloma), Penile cancer, Anal cancer (Human papillomavirus (HPV)) · Hepatitis B (Hepatitis B virus) · Herpes simplex (HSV1/HSV2) · Molluscum contagiosum (MCV)

General
inflammation

female: Cervicitis · Pelvic inflammatory disease (PID)

male: Epididymitis · Prostatitis

either: Proctitis · Urethritis/Non-gonococcal urethritis (NGU)

M: ♀ FRS

anat/phys/devp

noco/cong/npls, sysi/epon

proc/asst, drug (G1/G2B/G3CD)

M: ♂ MRS

anat/phys/devp

noco/cong/tumr, sysi/epon

proc, drug (G3B/4BE/4C)

Firmicutes (low-G+C) Infectious diseases · Bacterial diseases: G+ (primarily A00–A79, 001–041, 080–109)

Bacilli

Lactobacillales
(Cat-)

Streptococcus

α	optochin susceptible: S. pneumoniae (Pneumococcal infection) optochin resistant: S. viridans: S. mitis, S. mutans, S. oralis, S. sanguinis, S. sobrinus, milleri group

β	A, bacitracin susceptible: S. pyogenes (Scarlet fever, Erysipelas, Rheumatic fever, Streptococcal pharyngitis) B, bacitracin resistant, CAMP test+: S. agalactiae ungrouped: Streptococcus iniae (Cutaneous Streptococcus iniae infection)

γ	D, BEA+: Streptococcus bovis

Enterococcus

BEA+: Enterococcus faecalis (Urinary tract infection) · Enterococcus faecium

Bacillales
(Cat+)

Staphylococcus	Cg+ S. aureus (Staphylococcal scalded skin syndrome, Toxic shock syndrome, MRSA) Cg- novobiocin susceptible (S. epidermidis) · novobiocin resistant (S. saprophyticus)

Bacillus	Bacillus anthracis (Anthrax) · Bacillus cereus (Food poisoning)

Listeria	Listeria monocytogenes (Listeriosis)

Clostridia

Clostridium (spore-forming)	motile: Clostridium difficile (Pseudomembranous colitis) · Clostridium botulinum (Botulism) · Clostridium tetani (Tetanus) nonmotile: Clostridium perfringens (Gas gangrene, Clostridial necrotizing enteritis)

Peptostreptococcus (non-spore forming)	Peptostreptococcus magnus

Mollicutes

Mycoplasmataceae	Ureaplasma urealyticum (Ureaplasma infection) · Mycoplasma genitalium · Mycoplasma pneumoniae (Mycoplasma pneumonia)

Anaeroplasmatales	Erysipelothrix rhusiopathiae (Erysipeloid)

M: BAC

bact (clas)

gr+f/gr+a(t)/gr-p(c)/gr-o

drug(J1p, w, n, m, vacc)

Actinobacteria (high-G+C) Infectious diseases · Bacterial diseases: G+ (primarily A00–A79, 001–041, 080–109)

Actinomycineae

Actinomycetaceae	Actinomyces israelii (Actinomycosis, Cutaneous actinomycosis) · Tropheryma whipplei (Whipple's disease) · Arcanobacterium haemolyticum (Arcanobacterium haemolyticum infection)

Propionibacteriaceae	Propionibacterium acnes

Corynebacterineae

Mycobacteriaceae

M. tuberculosis/ M. bovis	Tuberculosis: Ghon focus/Ghon's complex · Pott disease · brain (Meningitis, Rich focus) · Tuberculous lymphadenitis (Tuberculous cervical lymphadenitis) · cutaneous (Scrofuloderma, Erythema induratum, Lupus vulgaris, Prosector's wart, Tuberculosis cutis orificialis, Tuberculous cellulitis, Tuberculous gumma) · Lichen scrofulosorum · Tuberculid (Papulonecrotic tuberculid) · Primary inoculation tuberculosis · Miliary · Tuberculous pericarditis · Urogenital tuberculosis · Multi-drug-resistant tuberculosis · Extensively drug-resistant tuberculosis

M. leprae	Leprosy: Tuberculoid leprosy · Borderline tuberculoid leprosy · Borderline leprosy · Borderline lepromatous leprosy · Lepromatous leprosy · Histoid leprosy

Nontuberculous	R1: M. kansasii · M. marinum (Aquarium granuloma) R2: M. gordonae R3: M. avium complex/Mycobacterium avium/Mycobacterium intracellulare/MAP (MAI infection) · M. ulcerans (Buruli ulcer) · M. haemophilum R4/RG: M. fortuitum · M. chelonae · M. abscessus

Nocardiaceae

Nocardia asteroides/Nocardia brasiliensis (Nocardiosis) · Rhodococcus equi

Corynebacteriaceae

Corynebacterium diphtheriae (Diphtheria) · Corynebacterium minutissimum (Erythrasma) · Corynebacterium jeikeium (Group JK corynebacterium sepsis)

Bifidobacteriaceae

Gardnerella vaginalis

M: BAC

bact (clas)

gr+f/gr+a(t)/gr-p(c)/gr-o

drug(J1p, w, n, m, vacc)

Infectious diseases · Bacterial diseases: Proteobacterial G− (primarily A00–A79, 001–041, 080–109)

Rickettsiales

Rickettsiaceae/
(Rickettsioses)

Typhus

Rickettsia typhi (Murine typhus) · Rickettsia prowazekii (Epidemic typhus, Brill–Zinsser disease, Flying squirrel typhus)

Spotted
fever

Tick-borne	Rickettsia rickettsii (Rocky Mountain spotted fever) · Rickettsia conorii (Boutonneuse fever) · Rickettsia japonica (Japanese spotted fever) · Rickettsia sibirica (North Asian tick typhus) · Rickettsia australis (Queensland tick typhus) · Rickettsia honei (Flinders Island spotted fever) · Rickettsia africae (African tick bite fever) · Rickettsia parkeri (American tick bite fever) · Rickettsia aeschlimannii (Rickettsia aeschlimannii infection)

Mite-borne	Rickettsia akari (Rickettsialpox) · Orientia tsutsugamushi (Scrub typhus)

Flea-borne	Rickettsia felis (Flea-borne spotted fever)

Anaplasmataceae

Ehrlichiosis: Anaplasma phagocytophilum (Human granulocytic anaplasmosis, Anaplasmosis) · Ehrlichia chaffeensis (Human monocytic ehrlichiosis) · Ehrlichia ewingii (Ehrlichiosis ewingii infection)

Rhizobiales

Brucellaceae	Brucella abortus (Brucellosis)

Bartonellaceae	Bartonellosis: Bartonella henselae (Cat scratch disease) · Bartonella quintana (Trench fever) · either henselae or quintana (Bacillary angiomatosis) · Bartonella bacilliformis (Carrion's disease, Verruga peruana)

Neisseriales	M+ Neisseria meningitidis/meningococcus (Meningococcal disease, Waterhouse-Friderichsen syndrome, Meningococcal septicaemia) M- Neisseria gonorrhoeae/gonococcus (Gonorrhea) ungrouped: Eikenella corrodens/Kingella kingae (HACEK) · Chromobacterium violaceum (Chromobacteriosis infection)

Burkholderiales	Burkholderia pseudomallei (Melioidosis) · Burkholderia mallei (Glanders) · Burkholderia cepacia complex · Bordetella pertussis/Bordetella parapertussis (Pertussis)

Enterobacteriales
(OX-)

Lac+

Klebsiella pneumoniae (Rhinoscleroma, Klebsiella pneumonia) · Klebsiella granulomatis (Granuloma inguinale) · Klebsiella oxytoca

Escherichia coli: Enterotoxigenic · Enteroinvasive · Enterohemorrhagic · O157:H7 · O104:H4 (Hemolytic-uremic syndrome)

Enterobacter aerogenes/Enterobacter cloacae

Slow/weak

Serratia marcescens (Serratia infection) · Citrobacter koseri/Citrobacter freundii

Lac-

H2S+	Salmonella enterica (Typhoid fever, Paratyphoid fever, Salmonellosis)

H2S-	Shigella dysenteriae/sonnei/flexneri/boydii (Shigellosis, Bacillary dysentery) · Proteus mirabilis/Proteus vulgaris · Yersinia pestis (Plague/Bubonic plague) · Yersinia enterocolitica · Yersinia pseudotuberculosis

Pasteurellales

Haemophilus: H. influenzae (Haemophilus meningitis, Brazilian purpuric fever) · H. ducreyi (Chancroid) H. parainfluenzae (HACEK)

Pasteurella multocida (Pasteurellosis) · Actinobacillus (Actinobacillosis)

Aggregatibacter actinomycetemcomitans (HACEK)

Legionellales

Legionella pneumophila/Legionella longbeachae (Legionellosis) · Coxiella burnetii (Q fever)

Thiotrichales

Francisella tularensis (Tularemia)

Vibrionales

Vibrio cholerae (Cholera) · Vibrio vulnificus · Vibrio parahaemolyticus · Vibrio alginolyticus · Plesiomonas shigelloides

Pseudomonadales

Pseudomonas aeruginosa (Pseudomonas infection) · Moraxella catarrhalis · Acinetobacter baumannii

Xanthomonadales

Stenotrophomonas maltophilia

Cardiobacteriales

Cardiobacterium hominis (HACEK)

Aeromonadales

Aeromonas hydrophila/Aeromonas veronii (Aeromonas infection)

Campylobacterales	Campylobacter jejuni (Campylobacteriosis, Guillain-Barré syndrome) · Helicobacter pylori (Peptic ulcer, MALT lymphoma) · Helicobacter cinaedi (Helicobacter cellulitis)

M: BAC

bact (clas)

gr+f/gr+a(t)/gr-p(c)/gr-o

drug(J1p, w, n, m, vacc)

Infectious diseases · Bacterial diseases: BV4 non-proteobacterial G- (primarily A00–A79, 001–041, 080–109)

Spirochaete

Spirochaetaceae

Treponema	Treponema pallidum (Syphilis/Bejel, Yaws) · Treponema carateum (Pinta) · Treponema denticola

Borrelia	Borrelia burgdorferi/Borrelia afzelii (Lyme disease, Erythema chronicum migrans, Neuroborreliosis) Borrelia recurrentis (Louse borne relapsing fever) · Borrelia hermsii/Borrelia duttoni/Borrelia parkeri (Tick borne relapsing fever)

Leptospiraceae

Leptospira	Leptospira interrogans (Leptospirosis)

Spirillaceae

Spirillum	Spirillum minus (Rat-bite fever/Sodoku)

Chlamydiaceae

Chlamydophila	Chlamydophila psittaci (Psittacosis) · Chlamydophila pneumoniae

Chlamydia	Chlamydia trachomatis (Chlamydia, Lymphogranuloma venereum, Trachoma)

Bacteroidetes

Bacteroides fragilis · Bacteroides forsythus · Capnocytophaga canimorsus · Porphyromonas gingivalis · Prevotella intermedia

Fusobacteria

Fusobacterium necrophorum (Lemierre's syndrome) · Fusobacterium nucleatum · Fusobacterium polymorphum

Streptobacillus moniliformis (Rat-bite fever/Haverhill fever)

M: BAC

bact (clas)

gr+f/gr+a(t)/gr-p(c)/gr-o

drug(J1p, w, n, m, vacc)

Infectious diseases · Viral systemic diseases (A80–B34, 042–079)

Oncovirus

DNA virus: HBV (Hepatocellular carcinoma) · HPV (Cervical cancer, Anal cancer) · Kaposi's sarcoma-associated herpesvirus (Kaposi's sarcoma) · Epstein-Barr virus (Nasopharyngeal carcinoma, Burkitt's lymphoma, Primary central nervous system lymphoma) · MCPyV (Merkel cell cancer) · SV40

RNA virus: HCV (Hepatocellular carcinoma) · HTLV-I (Adult T-cell leukemia/lymphoma)

Immune disorders

HIV (AIDS)

Central
nervous system

Encephalitis/ meningitis	DNA virus: JCV (Progressive multifocal leukoencephalopathy) RNA virus: MeV (Subacute sclerosing panencephalitis) · LCV (Lymphocytic choriomeningitis) · Arbovirus encephalitis · Orthomyxoviridae (probable) (Encephalitis lethargica) · RV (Rabies) · Chandipura virus · Herpesviral meningitis · Ramsay Hunt syndrome type II

Myelitis	Poliovirus (Poliomyelitis, Post-polio syndrome) · HTLV-I (Tropical spastic paraparesis)

Eye	Cytomegalovirus (Cytomegalovirus retinitis) · HSV (Herpetic keratitis)

Cardiovascular

CBV (Pericarditis, Myocarditis)

Respiratory system/
acute viral nasopharyngitis/
viral pneumonia

DNA virus	Epstein-Barr virus (EBV infection/Infectious mononucleosis) · Cytomegalovirus

RNA virus	IV: SARS coronavirus (Severe acute respiratory syndrome) V, Orthomyxoviridae: Influenzavirus A/B/C (Influenza/Avian influenza) V, Paramyxovirus: Human parainfluenza viruses (Parainfluenza) · RSV · hMPV

Digestive system

Oropharynx/Esophagus	MuV (Mumps) · Cytomegalovirus (Cytomegalovirus esophagitis)

Gastroenteritis/ diarrhea	DNA virus: Adenovirus (Adenovirus infection) RNA virus: Rotavirus · Norovirus · Astrovirus · Coronavirus

Hepatitis	DNA virus: HBV (B) RNA virus: CBV · HAV (A) · HCV (C) · HDV (D) · HEV (E) · HGV (G)

Pancreatitis	CBV

Urogenital

BK virus · MuV (Mumps)

M: VIR

virs(prot)/clss

cutn/syst (hppv/hiva, infl/zost/zoon)/epon

drugJ(dnaa, rnaa, rtva, vacc)

Zoonotic viral diseases (A80–B34, 042–079)

Arthropod-borne

Mosquito-borne

Bunyaviridae	Arbovirus encephalitides: La Crosse encephalitis (LACV) · California encephalitis (CEV) Viral hemorrhagic fevers: Rift Valley fever (RVFV)

Flaviviridae	Arbovirus encephalitides: Japanese encephalitis (JEV) · Australian encephalitis (MVEV, KUNV) · St. Louis encephalitis (SLEV) · West Nile fever (WNV) Viral hemorrhagic fevers: Dengue fever (DENV-1-4) · Yellow fever (YFV) · ZIKV

Togaviridae	Arbovirus encephalitides: Eastern equine encephalomyelitis (EEEV) · Western equine encephalomyelitis (WEEV) · Venezuelan equine encephalomyelitis (VEEV) · Chikungunya (CHIKV) · O'Nyong-nyong fever (ONNV) · Ross River fever (RRV)

Tick-borne

Bunyaviridae	Viral hemorrhagic fevers: Crimean-Congo hemorrhagic fever (CCHFV)

Flaviviridae	Arbovirus encephalitides: Tick-borne encephalitis (TBEV) · Powassan encephalitis (POWV) · Viral hemorrhagic fevers: Omsk hemorrhagic fever (OHFV) · Kyasanur forest disease (KFDV/AHFV) · Langat virus (LGTV)

Reoviridae	Colorado tick fever (CTFV)

Mammal-borne

Rodent-borne

Arenaviridae	Viral hemorrhagic fevers: Lassa fever (LASV) · Venezuelan hemorrhagic fever (GTOV) · Argentine hemorrhagic fever (JUNV) · Brazilian hemorrhagic fever (SABV) · Bolivian hemorrhagic fever (MACV) · LUJV · CHPV

Bunyaviridae	Hemorrhagic fever with renal syndrome (DOBV · HTNV · PUUV · SEOV) Hantavirus pulmonary syndrome (ANDV · SNV)

Bat-borne

Filoviridae	Viral hemorrhagic fevers: Ebola virus disease (BDBV, EBOV, SUDV, TAFV) · Marburg virus disease (MARV, RAVV)

Rhabdoviridae	Rabies (ABLV, MOKV, DUVV, LBV) · CHPV

Paramyxoviridae	Henipavirus encephalitis (HeV, NiV)

Multiple vectors

Rhabdoviridae	Rabies (RABV)

M: VIR

virs(prot)/clss

cutn/syst (hppv/hiva, infl/zost/zoon)/epon

drugJ(dnaa, rnaa, rtva, vacc)

Infectious skin disease: Viral cutaneous conditions, including viral exanthema (B00–B09, 050–059)

DNA virus

Herpesviridae

Alpha	HSV (Herpes simplex, Herpetic whitlow, Herpes gladiatorum, Herpetic keratoconjunctivitis, Herpetic sycosis, Neonatal herpes simplex, Herpes genitalis, Herpes labialis, Eczema herpeticum, Herpetiform esophagitis) · Herpes B virus (B virus infection) VZV (Chickenpox, Herpes zoster, Herpes zoster oticus, Ophthalmic zoster, Disseminated herpes zoster, Zoster-associated pain, Inflammatory skin lesions following zoster infection, Modified varicella-like syndrome)

Beta	Human herpesvirus 6/Roseolovirus (Exanthema subitum, Roseola vaccinia) Cytomegalic inclusion disease

Gamma	KSHV (Kaposi's sarcoma)

Poxviridae

Ortho	Variola (Smallpox, Eczema vaccinatum, Alastrim) · MoxV (Monkeypox) · CV (Cowpox) · VV (Vaccinia, Generalized vaccinia, Progressive vaccinia) Buffalopox

Para	Farmyard pox: Milker's nodule · Bovine papular stomatitis · Pseudocowpox · Orf Sealpox

Other	Yatapoxvirus: Tanapox · Yaba monkey tumor virus MCV (Molluscum contagiosum)

Papillomaviridae

HPV (Wart/Plantar wart, Heck's disease, Genital wart (giant), Laryngeal papillomatosis, Butcher's wart, Bowenoid papulosis, Epidermodysplasia verruciformis, Verruca plana, Pigmented wart, Verrucae palmares et plantares )
BPV (Equine sarcoid)

Parvoviridae

Parvovirus B19 (Erythema infectiosum, Reticulocytopenia, Papular purpuric gloves and socks syndrome)

RNA virus

Paramyxoviridae	MeV (Measles)

Togaviridae	Rubella virus (Rubella, Congenital rubella syndrome) · Alphavirus infection · Chikungunya fever

Picornaviridae	CAV (Hand, foot and mouth disease, Herpangina) · FMDV (Foot-and-mouth disease) · Boston exanthem disease

Ungrouped

unknown/multiple: Asymmetric periflexural exanthem of childhood · Post-vaccination follicular eruption · Lipschütz ulcer · Eruptive pseudoangiomatosis · Viral-associated trichodysplasia · Gianotti–Crosti syndrome

M: VIR

virs(prot)/clss

cutn/syst (hppv/hiva, infl/zost/zoon)/epon

drugJ(dnaa, rnaa, rtva, vacc)

M: INT, SF, LCT

anat/phys/devp

noco(i/b/d/q/u/r/p/m/k/v/f)/cong/tumr(n/e/d), sysi/epon

proc, drug (D2/3/4/5/8/11)

Infectious diseases – Prion diseases / Transmissible spongiform encephalopathy (A81, 046)

Prion diseases in humans	inherited/PRNP: fCJD · Gerstmann–Sträussler–Scheinker syndrome · Fatal familial insomnia sporadic: sCJD acquired/transmissible: Kuru · vCJD

Prion diseases in animals	Bovine spongiform encephalopathy · Scrapie · Chronic wasting disease · Transmissible mink encephalopathy · Feline spongiform encephalopathy · Exotic ungulate encephalopathy

Infectious diseases · Mycoses and Mesomycetozoea (B35–B49, 110–118)

Superficial and
cutaneous
(dermatomycosis):
Tinea=skin;
Piedra (exothrix/
endothrix)=hair

Ascomycota

Dermatophyte
(Dermatophytosis)

By location	Tinea barbae/Tinea capitis (Kerion) · Tinea corporis (Ringworm, Dermatophytid) · Tinea cruris · Tinea manuum · Tinea pedis (Athlete's foot) · Tinea unguium/Onychomycosis (White superficial onychomycosis · Distal subungual onychomycosis · Proximal subungual onychomycosis) Tinea corporis gladiatorum · Tinea faciei · Tinea imbricata · Tinea incognito · Favus

By organism	Epidermophyton floccosum · Microsporum canis · Microsporum audouinii · Trichophyton interdigitale/mentagrophytes · Trichophyton tonsurans · Trichophyton schoenleini · Trichophyton rubrum

Other

Hortaea werneckii (Tinea nigra) · Piedraia hortae (Black piedra)

Basidiomycota

Malassezia furfur (Tinea versicolor, Pityrosporum folliculitis) · Trichosporon spp (White piedra)

Subcutaneous,
systemic,
and opportunistic

Ascomycota

Dimorphic
(yeast+mold)

Onygenales	Coccidioides immitis/Coccidioides posadasii (Coccidioidomycosis, Disseminated coccidioidomycosis, Primary cutaneous coccidioidomycosis. Primary pulmonary coccidioidomycosis) · Histoplasma capsulatum (Histoplasmosis, Primary cutaneous histoplasmosis, Primary pulmonary histoplasmosis, Progressive disseminated histoplasmosis) · Histoplasma duboisii (African histoplasmosis) · Lacazia loboi (Lobomycosis) · Paracoccidioides brasiliensis (Paracoccidioidomycosis)

Other	Blastomyces dermatitidis (Blastomycosis, North American blastomycosis, South American blastomycosis) · Sporothrix schenckii (Sporotrichosis) · Penicillium marneffei (Penicilliosis)

Yeast-like

Candida albicans (Candidiasis, Oral, Esophageal, Vulvovaginal, Chronic mucocutaneous, Antibiotic candidiasis, Candidal intertrigo, Candidal onychomycosis, Candidal paronychia, Candidid, Diaper candidiasis, Congenital cutaneous candidiasis, Perianal candidiasis, Systemic candidiasis, Erosio interdigitalis blastomycetica) · C. glabrata · C. tropicalis · C. lusitaniae · Pneumocystis jirovecii (Pneumocystosis, Pneumocystis pneumonia)

Mold-like

Aspergillus (Aspergillosis, Aspergilloma, Allergic bronchopulmonary aspergillosis, Primary cutaneous aspergillosis) · Exophiala jeanselmei (Eumycetoma) · Fonsecaea pedrosoi/Fonsecaea compacta/Phialophora verrucosa (Chromoblastomycosis) · Geotrichum candidum (Geotrichosis) · Pseudallescheria boydii (Allescheriasis)

Basidiomycota

Cryptococcus neoformans (Cryptococcosis), Trichosporon spp (Trichosporonosis)

Zygomycota
(Zygomycosis)

Mucorales (Mucormycosis)	Rhizopus oryzae · Mucor indicus · Absidia corymbifera · Syncephalastrum racemosum

Entomophthorales (Entomophthoramycosis)	Basidiobolus ranarum (Basidiobolomycosis) · Conidiobolus coronatus/Conidiobolus incongruus (Conidiobolomycosis)

Microsporidia
(Microsporidiosis)

Enterocytozoon bieneusi/Encephalitozoon intestinalis

Mesomycetozoea

Rhinosporidium seeberi (Rhinosporidiosis)

Ungrouped

Alternariosis · Fungal folliculitis · Fusarium (Fusariosis) · Granuloma gluteale infantum · Hyalohyphomycosis · Otomycosis · Phaeohyphomycosis

M: MYC

fung, clas

fung

drug (fung)

Infectious diseases – Parasitic disease: protozoan infection: Amoebozoa diseases (A06, 006)

Lobosea
(free-living)

Centramoebida	Acanthamoeba (Acanthamoeba keratitis, Cutaneous acanthamoebiasis, Granulomatous amoebic encephalitis, Acanthamoeba infection) Balamuthia mandrillaris (Balamuthia amoebic encephalitis, Balamuthia infection)

Flabellinea	Sappinia diploidea/Sappinia pedata (Sappinia amoebic encephalitis)

Conosa/Archamoebae

Entamoeba histolytica (Entamoebiasis, Amoebic dysentery, Amoebic liver abscess, Cutaneous entamoebiasis, Amoebic brain abscess, Amebiasis cutis) · Entamoeba gingivalis

M: PRO

ambz, excv, chrm (strc)

ambz, excv, chrm

Infectious diseases – Parasitic disease: protozoan infection: Excavata (A06–A07, B55–B57, 007, 085–086)

Discicristata

Trypanosomatida

Trypanosomiasis	T. brucei (African trypanosomiasis) · T. cruzi (Chagas disease)

Leishmaniasis	Leishmania major/L. mexicana/L. aethiopica/L. tropica (Cutaneous leishmaniasis) · L. braziliensis (Mucocutaneous leishmaniasis) · L. donovani/infantum (Visceral leishmaniasis)

Schizopyrenida

Naegleria fowleri (Primary amoebic meningoencephalitis)

Trichozoa

Diplomonadida	Giardia lamblia (Giardiasis)

Trichomonadida	Trichomonas vaginalis (Trichomoniasis) · Dientamoeba fragilis (Dientamoebiasis)

M: PRO

ambz, excv, chrm (strc)

ambz, excv, chrm

Infectious diseases – Parasitic disease: protozoan infection: Chromalveolate and Archaeplastida (A07, B50–B54,B58, 007, 084)

Chromalveolate

Alveolate

Apicomplexa

Conoidasida/ Coccidia	Coccidia: Cryptosporidium hominis/Cryptosporidium parvum (Cryptosporidiosis) · Isospora belli (Isosporiasis) · Cyclospora cayetanensis (Cyclosporiasis) · Toxoplasma gondii (Toxoplasmosis)

Aconoidasida	Plasmodium falciparum/vivax/ovale/malariae (Malaria, Blackwater fever) Babesia (Babesiosis)

Ciliophora

Balantidium coli (Balantidiasis)

Heterokont

Blastocystis (Blastocystosis)

Archaeplastida

Algaemia: Prototheca wickerhamii (Protothecosis)

M: PRO

ambz, excv, chrm (strc)

ambz, excv, chrm

Infectious diseases · Parasitic disease: helminthiases (B65–B83, 120–129)

Flatworm/
platyhelminth

Fluke/trematode
(Trematode infection)

Blood fluke	Schistosoma mansoni/japonicum/mekongi/haematobium (Schistosomiasis) · Trichobilharzia regenti (Swimmer's itch)

Liver fluke	Clonorchis sinensis (Clonorchiasis) · Fasciola hepatica/gigantica (Fascioliasis) · Opisthorchis viverrini/Opisthorchis felineus (Opisthorchiasis)

Lung fluke	Paragonimus westermani (Paragonimiasis)

Intestinal fluke	Fasciolopsis buski (Fasciolopsiasis) · Metagonimus yokagawai (Metagonimiasis) · Heterophyes heterophyes (Heterophyiasis)

Cestoda
(Tapeworm infection)

Cyclophyllidea	Echinococcus granulosus/Echinococcus multilocularis (Echinococcosis) · Taenia saginata (beef)/Taenia asiatica/Taenia solium (pork) (Taeniasis/Cysticercosis) · Hymenolepis nana/Hymenolepis diminuta (Hymenolepiasis)

Pseudophyllidea	Diphyllobothrium latum (Diphyllobothriasis) · Spirometra erinaceieuropaei (Sparganosis) · Diphyllobothrium mansonoides (Sparganosis)

Roundworm/
nematode
(Nematode
infection)

Secernentea

Spirurida

Camallanina

Dracunculus medinensis (Dracunculiasis)

Spirurina

Filarioidea (Filariasis)	Onchocerca volvulus (Onchocerciasis) · Loa loa (Loa loa filariasis) · Mansonella (Mansonelliasis) · Dirofilaria repens (Dirofilariasis) Wuchereria bancrofti · Brugia malayi · Brugia timori

Thelazioidea	Gnathostoma spinigerum/Gnathostoma hispidum (Gnathostomiasis) · Thelazia (Thelaziasis)

Spiruroidea	Gongylonema

Strongylida
(hookworm)

Ancylostoma duodenale/Ancylostoma braziliense (Ancylostomiasis, Cutaneous larva migrans) · Necator americanus (Necatoriasis) · Angiostrongylus cantonensis (Angiostrongyliasis) · Metastrongylus (Metastrongylosis)

Ascaridida

Ascaris lumbricoides (Ascariasis) · Anisakis (Anisakiasis) · Toxocara canis/Toxocara cati (Visceral larva migrans/Toxocariasis) · Baylisascaris · Dioctophyme renale (Dioctophymosis)

Rhabditida

Strongyloides stercoralis (Strongyloidiasis)

Oxyurida

Enterobius vermicularis (Enterobiasis · Pinworm)

Adenophorea

Trichinella spiralis (Trichinosis) · Trichuris trichiura (Trichuriasis · Whipworm) · Capillaria philippinensis (Intestinal capillariasis) · Capillaria hepatica

M: IFT

helm,arth (acar)

helm, arth (lice), zoon

helm, arth

Infectious diseases – Parasitic disease: ectoparasitic infestation / arthropod (B85–B89, 132–134)

Insecta

Phthiraptera	Pediculus humanus corporis/Pediculus humanus capitis (Pediculosis, Head-louse infestation, Pediculosis corporis) Phthirus pubis (Phthiriasis)

Hemiptera	Cimex (Cimicosis)

Diptera	Dermatobia hominis/Cordylobia anthropophaga (Myiasis)

Siphonaptera	Tunga penetrans (Tungiasis)

Arachnida

Acariasis/mange (mites)	Trombidiformes: Trombicula (Trombiculosis, Chigger bite) · Demodex brevis/Demodex folliculorum (Demodicosis, Demodex mite bite) · Pyemotes herfsi · Cheyletiella (Cheyletiellosis) Sarcoptiformes: Sarcoptes scabiei (Scabies) Dermanyssus gallinae · Liponyssoides sanguineus

Ticks	Tick infestation

Crustacea

Pentastomida	Linguatula serrata (Linguatulosis) · Porocephalus crotali/Armillifer armillatus (Porocephaliasis)

M: IFT

helm,arth (acar)

helm, arth (lice), zoon

helm, arth

ICD-10 Chapter I: Certain infectious and parasitic diseases

Contents

A00–A79 – Bacterial infections, and other intestinal infectious diseases, and STDs

(A00–A09) Intestinal infectious diseases

(A15–A19) Tuberculosis

(A20–A28) Certain zoonotic bacterial diseases

(A30–A49) Other bacterial diseases

(A50–A64) Infections with a predominantly sexual mode of transmission

(A65–A69) Other spirochaetal diseases

(A70–A74) Other diseases caused by chlamydiae

(A75–A79) Rickettsioses

A80–B34 – Viral infections

(A80–A89) Viral infections of the central nervous system

(A90–A99) Arthropod-borne viral fevers and viral haemorrhagic fevers

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

(B15–B19) Viral hepatitis

(B20–B24) Human immunodeficiency virus (HIV) disease

(B25–B34) Other viral diseases

B35–B89 – Infections caused by fungi, protozoans, worms, and infestations

(B35–B49) Mycoses

(B50–B64) Protozoal diseases

(B65–B83) Helminthiases

(B85–B89) Pediculosis, acariasis and other infestations

B90–B99 – Sequelae, and diseases classified elsewhere

(B90–B94) Sequelae of infectious and parasitic diseases

(B95–B97) Bacterial, viral and other infectious agents

(B99) Other infectious diseases

See also

References