ICD-10 Chapter B

(A00-A09) Intestinal infectious diseases

 * Cholera


 * Typhoid and paratyphoid fevers
 * Typhoid fever
 * Infection due to Salmonella typhi
 * Paratyphoid fever A
 * Paratyphoid fever B
 * Paratyphoid fever C
 * Paratyphoid fever, unspecified


 * Other Salmonella infections


 * Shigellosis


 * Other bacterial intestinal infections
 * Enteropathogenic Escherichia coli infection
 * Campylobacter enteritis
 * Enteritis due to Yersinia enterocolitica
 * Enterocolitis due to Clostridium difficile


 * Other bacterial foodborne intoxications
 * Foodborne staphylococcal intoxication
 * Botulism
 * Foodborne Clostridium perfringens (Clostridium welchii) intoxication


 * Amoebiasis


 * Other protozoal intestinal disease
 * Balantidiasis
 * Giardiasis (lambliasis)
 * Cryptosporidiosis
 * Isosporiasis
 * Other specified protozoal intestinal diseases
 * Intestinal trichomoniasis
 * Sarcocystosis
 * Sarcosporidiosis
 * Protozoal intestinal disease, unspecified


 * Viral and other specified intestinal infections
 * Rotaviral enteritis


 * Diarrhoea and gastroenteritis of presumed infectious origin

(A15-A19) Tuberculosis

 * Respiratory tuberculosis, bacteriologically and histologically confirmed
 * Respiratory tuberculosis, not confirmed bacteriologically or histologically


 * Tuberculosis of nervous system
 * Tuberculous meningitis
 * Meningeal tuberculoma
 * Other tuberculosis of nervous system
 * Tuberculosis of nervous system, unspecified


 * Tuberculosis of other organs
 * Tuberculosis of bones and joints
 * (A18.01) Tuberculosis of spine
 * Pott's disease
 * Tuberculosis of skin and subcutaneous tissue
 * Scrofuloderma
 * Bazin disease


 * Miliary tuberculosis

(A20-A28) Certain zoonotic bacterial diseases

 * Plague
 * Bubonic plague
 * Cellulocutaneous plague
 * Pneumonic plague
 * Plague meningitis
 * Septicaemic plague
 * Other forms of plague
 * Plague, unspecified


 * Tularaemia
 * Anthrax
 * Brucellosis
 * Glanders and melioidosis
 * Glanders
 * acute and fulminating melioidosis
 * Subacute and chronic melioidosis
 * Other melioidosis
 * Melioidosis, unspecified
 * Whitmore's disease


 * Rat-bite fevers
 * Spirillosis
 * Sodoku
 * Streptobacillosis
 * Rat-bite fever, unspecified


 * Erysipeloid
 * Leptospirosis
 * Other zoonotic bacterial diseases, not elsewhere classified
 * Pasteurellosis
 * Cat-scratch disease

(A30-A49) Other bacterial diseases

 * Leprosy (Hansen's disease)


 * Infection due to other mycobacteria
 * Pulmonary mycobacterial infection
 * Infection due to Mycobacterium avium
 * Infection due to Mycobacterium intracellulare (Battey bacillus)
 * Infection due to Mycobacterium kansasii
 * Cutaneous mycobacterial infection
 * Buruli ulcer
 * Infection due to Mycobacterium marinum
 * Infection due to Mycobacterium ulcerans
 * Other mycobacterial infections
 * Mycobacterial infection, unspecified
 * Atypical mycobacterium infection NOS
 * Mycobacteriosis NOS


 * Listeriosis
 * Tetanus neonatorum
 * Obstetrical tetanus
 * Other tetanus
 * Diphtheria
 * Whooping cough
 * Scarlet fever


 * Meningococcal infection
 * Meningococcal meningitis
 * Waterhouse-Friderichsen syndrome
 * Acute meningococcaemia
 * Chronic meningococcaemia
 * Meningococcaemia, unspecified
 * Meningococcal heart disease


 * Streptococcal septicaemia
 * Other septicaemia
 * Actinomycosis
 * Nocardiosis


 * Bartonellosis
 * Systemic bartonellosis
 * Cutaneous and mucocutaneous bartonellosis
 * Other forms of bartonellosis
 * Bartonellosis, unspecified


 * Erysipelas


 * Other bacterial diseases, not elsewhere classified
 * Gas gangrene
 * Legionnaires' disease
 * Nonpneumonic Legionnaires' disease
 * Toxic shock syndrome
 * Brazilian purpuric fever
 * Other specified bacterial diseases


 * Bacterial infection of unspecified site
 * Staphylococcal infection, unspecified
 * Streptococcal infection, unspecified
 * Haemophilus influenzae infection, unspecified
 * Mycoplasma infection, unspecified
 * Other bacterial infections of unspecified site
 * Bacterial infection, unspecified
 * Bacteraemia NOS

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

 * Congenital syphilis
 * Early congenital syphilis, symptomatic
 * Early congenital syphilis, latent
 * Early congenital syphilis, unspecified
 * Late congenital syphilitic oculopathy
 * Late congenital neurosyphilis (juvenile neurosyphilis)
 * Other late congenital syphilis, symptomatic
 * Late congenital syphilis, latent
 * Late congenital syphilis, unspecified
 * Congenital syphilis, unspecified


 * Early syphilis
 * Primary genital syphilis
 * Syphilitic chancre NOS
 * Primary anal syphilis
 * Primary syphilis of other sites
 * Secondary syphilis of skin and mucous membranes
 * Condyloma latum
 * Other secondary syphilis
 * Early syphilis, latent
 * Early syphilis, unspecified


 * Late syphilis
 * Cardiovascular syphilis
 * Symptomatic neurosyphilis
 * Tabes dorsalis
 * Asymptomatic neurosyphilis
 * Neurosyphilis, unspecified
 * Gumma (syphilitic) of central nervous system NOS
 * Syphilis (late) of central nervous system NOS
 * Syphiloma of central nervous system NOS
 * 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
 * Late syphilis, latent
 * Late syphilis, unspecified


 * Other and unspecified syphilis
 * Latent syphilis, unspecified as early or late
 * Syphilis, unspecified


 * Gonococcal infection
 * Gonococcal infection of lower genitourinary tract without periurethral or accessory gland abscess
 * Gonococcal infection of lower genitourinary tract with periurethral and accessory gland abscess
 * Gonococcal pelviperitonitis and other gonococcal genitourinary infections
 * Gonococcal infection of eye
 * Gonococcal infection of musculoskeletal system
 * Gonococcal pharyngitis
 * Gonococcal infection of anus and rectum
 * Other gonococcal infections
 * Gonococcal infection, unspecified


 * Chlamydial lymphogranuloma (venereum)


 * Other sexually transmitted chlamydial diseases
 * Chlamydial infection of lower genitourinary tract
 * Chlamydial infection of pelviperitoneum and other genitourinary organs
 * Chlamydial infection of genitourinary tract, unspecified
 * Chlamydial infection of anus and rectum
 * Chlamydial infection of pharynx
 * Sexually transmitted chlamydial infection of other sites


 * Chancroid


 * Granuloma inguinale


 * Trichomoniasis
 * Urogenital trichomoniasis
 * Trichomoniasis of other sites
 * Trichomoniasis, unspecified


 * Anogenital herpesviral (herpes simplex) infection
 * Herpesviral infection of genitalia and urogenital tract
 * Herpesviral infection of perianal skin and rectum
 * Anogenital herpesviral infection, unspecified


 * Other predominantly sexually transmitted diseases, not elsewhere classified
 * Anogenital (venereal) warts
 * Other specified predominantly sexually transmitted diseases


 * Unspecified sexually transmitted disease

(A65-A69) Other spirochaetal diseases

 * Nonvenereal syphilis
 * Bejel
 * Endemic syphilis
 * Njovera
 * Yaws
 * Pinta (carate)
 * Relapsing fevers
 * Other spirochaetal infections
 * Necrotizing ulcerative stomatitis
 * Cancrum oris
 * Fusospirochaetal gangrene
 * Noma
 * Stomatitis gangrenosa
 * Other Vincent's infections
 * Trench mouth
 * Lyme disease
 * Erythema chronicum migrans due to Borrelia burgdorferi
 * Other specified spirochaetal infections
 * Spirochaetal infection, unspecified

(A70-A74) Other diseases caused by chlamydiae

 * Chlamydia psittaci infection
 * Psittacosis
 * Trachoma
 * Other diseases caused by chlamydiae

(A75-A79) Rickettsioses

 * Typhus fever
 * Epidemic louse-borne typhus fever due to Rickettsia prowazekii
 * Recrudescent typhus (Brill's disease)
 * Typhus fever due to Rickettsia typhi
 * Typhus fever due to Rickettsia tsutsugamushi
 * Scrub typhus
 * Typhus fever, unspecified


 * Spotted fever (tick-borne rickettsioses)
 * Spotted fever due to Rickettsia rickettsii
 * Rocky Mountain spotted fever
 * Spotted fever due to Rickettsia conorii
 * Boutonneuse fever
 * Q fever
 * Other rickettsioses
 * Trench fever
 * Quintan fever
 * Wolhynian fever
 * Rickettsialpox due to Rickettsia akari
 * Kew Garden fever
 * Vesicular rickettsiosis
 * Other specified rickettsioses
 * Rickettsiosis due to Ehrlichia sennetsu
 * Rickettsiosis, unspecified
 * Rickettsial infection NOS

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

 * Acute poliomyelitis
 * Atypical virus infections of central nervous system
 * Creutzfeldt-Jakob disease
 * Subacute sclerosing panencephalitis
 * Progressive multifocal leukoencephalopathy
 * Other atypical virus infections of central nervous system
 * Kuru
 * Atypical virus infection of central nervous system, unspecified
 * Prion disease of central nervous system NOS
 * Rabies
 * Mosquito-borne viral encephalitis
 * Tick-borne viral encephalitis
 * Other viral encephalitis, not elsewhere classified
 * Other specified viral encephalitis
 * Encephalitis lethargica
 * Unspecified viral encephalitis
 * Viral meningitis
 * Lymphocytic choriomeningitis
 * Other viral infections of central nervous system, not elsewhere classified
 * Epidemic vertigo
 * Unspecified viral infection of central nervous system

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

 * Dengue fever (classical dengue)
 * Dengue haemorrhagic fever


 * Other mosquito-borne viral fevers
 * Chikungunya virus disease
 * O'nyong-nyong fever
 * Venezuelan equine fever
 * West Nile virus infection
 * Rift Valley fever
 * Other specified mosquito-borne viral fevers
 * Mosquito-borne viral fever, unspecified


 * Other arthropod-borne viral fevers, not elsewhere classified
 * Unspecified arthropod-borne viral fever
 * Yellow fever
 * Arenaviral haemorrhagic fever
 * Argentine hemorrhagic fever (Junín virus)
 * Machupo haemorrhagic fever
 * Bolivian hemorrhagic fever
 * Lassa fever
 * Other viral haemorrhagic fevers, not elsewhere classified
 * Crimean-Congo haemorrhagic fever
 * Omsk haemorrhagic fever
 * Kyasanur Forest disease
 * Marburg virus disease
 * Ebola virus disease
 * Haemorrhagic fever with renal syndrome
 * Unspecified viral haemorrhagic fever

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

 * Herpesviral (herpes simplex) infections
 * Eczema herpeticum
 * Herpesviral vesicular dermatitis
 * Herpesviral gingivostomatitis and pharyngotonsillitis
 * Herpesviral meningitis
 * Herpesviral encephalitis
 * Herpesviral ocular disease
 * Disseminated herpesviral disease
 * Other forms of herpesviral infection
 * Herpesviral infection, unspecified
 * Varicella (chickenpox)
 * Varicella meningitis
 * Varicella encephalitis
 * Varicella pneumonia
 * Varicella with other complications
 * Varicella without complication
 * Zoster (herpes zoster)
 * Zoster encephalitis
 * Zoster meningitis
 * Zoster with other nervous system involvement
 * Zoster ocular disease
 * Disseminated zoster
 * Zoster with other complications
 * Zoster without complication
 * Smallpox
 * Monkeypox
 * Measles
 * Rubella (German measles)
 * Viral warts
 * Verruca
 * Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classified
 * Other orthopoxvirus infections
 * Cowpox
 * Vaccinia
 * Molluscum contagiosum
 * Exanthema subitum (sixth disease)
 * Erythema infectiosum (fifth disease)
 * Enteroviral vesicular stomatitis with exanthem
 * Hand, foot and mouth disease
 * Enteroviral vesicular pharyngitis
 * Other specified viral infections characterized by skin and mucous membrane lesions
 * Foot-and-mouth disease
 * Unspecified viral infection characterized by skin and mucous membrane lesions

(B15-B19) Viral hepatitis

 * Acute hepatitis A
 * Acute hepatitis B
 * Other acute viral hepatitis
 * Acute hepatitis C
 * Acute hepatitis E
 * Chronic viral hepatitis
 * Unspecified viral hepatitis

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

 * Human Immunodeficiency Virus (HIV) disease Resulting in infectious and parasitic diseases
 * HIV disease resulting in mycobacterial infection
 * HIV disease resulting in other bacterial infections
 * HIV disease resulting in cytomegaloviral disease
 * HIV disease resulting in other viral infections
 * HIV disease resulting in candidiasis
 * HIV disease resulting in other mycoses
 * HIV disease resulting in Pneumocystis pneumonia
 * HIV disease resulting in multiple infections
 * HIV disease resulting in other infectious and parasitic diseases
 * HIV disease resulting in unspecified infectious or parasitic disease


 * Human Immunodeficiency Virus (HIV) disease Resulting in malignant neoplasms
 * HIV disease resulting in Kaposi's sarcoma
 * HIV disease resulting in Burkitt's lymphoma
 * HIV disease resulting in other types of non-Hodgkin's lymphoma
 * HIV disease resulting in other malignant neoplasms of lymphoid, haematopoietic and related tissue
 * HIV disease resulting in multiple malignant neoplasms
 * HIV disease resulting in other malignant neoplasms
 * HIV disease resulting in unspecified malignant neoplasm


 * Human Immunodeficiency Virus (HIV) disease Resulting in other specified diseases
 * HIV disease resulting in encephalopathy
 * HIV disease resulting in lymphoid interstitial pneumonitis
 * HIV disease resulting in wasting syndrome
 * HIV disease resulting in multiple diseases classified elsewhere


 * Human Immunodeficiency Virus (HIV) disease Resulting in other conditions
 * Acute HIV infection syndrome
 * HIV disease resulting in (persistent) generalized lymphadenopathy
 * HIV disease resulting in haematological and immunological abnormalities, not elsewhere classified]]
 * HIV disease resulting in other specified conditions]]


 * Unspecified Human Immunodeficiency Virus (HIV) Disease

(B25-B34) Other viral diseases

 * Cytomegaloviral disease
 * Mumps
 * Infectious mononucleosis
 * Viral conjunctivitis
 * Other viral diseases, not elsewhere classified
 * Epidemic myalgia
 * Bornholm disease
 * Ross River disease
 * Epidemic polyarthritis and exanthema
 * Ross River fever
 * Viral carditis
 * Retrovirus infections, not elsewhere classified
 * Hantavirus (cardio-)pulmonary syndrome (HPS) (HCPS)
 * Other specified viral diseases


 * Viral infection of unspecified site

(B35-B49) Mycoses

 * Dermatophytosis
 * Tinea barbae and tinea capitis
 * Beard ringworm
 * Kerion
 * Scalp ringworm
 * Sycosis, mycotic
 * Tinea unguium
 * Dermatophytic onychia
 * Dermatophytosis of nail
 * Onychomycosis
 * Ringworm of nails
 * Tinea manuum
 * Tinea pedis
 * Tinea corporis
 * Tinea imbricata
 * Tinea cruris


 * Other superficial mycoses
 * Pityriasis versicolor
 * Tinea nigra
 * White piedra
 * Black piedra
 * Other specified superficial mycoses
 * Superficial mycosis, unspecified


 * Candidiasis
 * Candidal stomatitis
 * Oral thrush
 * Pulmonary candidiasis
 * Candidiasis of skin and nail
 * Candidiasis of vulva and vagina
 * Candidiasis of other urogenital sites
 * Candidal meningitis
 * Candidal endocarditis
 * Candidal septicaemia
 * Candidiasis of other sites
 * Candidiasis, unspecified


 * Dimorphic Fungi
 * Coccidioidomycosis
 * Histoplasmosis
 * Blastomycosis
 * Paracoccidioidomycosis
 * Sporotrichosis
 * Chromomycosis and phaeomycotic abscess
 * Aspergillosis
 * Cryptococcosis


 * Zygomycosis
 * Pulmonary mucormycosis
 * Rhinocerebral mucormycosis
 * Gastrointestinal mucormycosis
 * Cutaneous mucormycosis
 * Disseminated mucormycosis
 * Mucormycosis, unspecified
 * Other zygomycoses
 * Zygomycosis, unspecified


 * Mycetoma
 * Eumycetoma
 * Madura foot, mycotic
 * Maduromycosis
 * Actinomycetoma
 * Mycetoma, unspecified
 * Madura foot NOS


 * Other mycoses, not elsewhere classified
 * Lobomycosis
 * Keloidal blastomycosis
 * Lobo's disease
 * Rhinosporidiosis
 * Allescheriasis
 * Infection due to Pseudallescheria boydii
 * Geotrichosis
 * Geotrichum stomatitis
 * Penicillosis
 * Opportunistic mycoses
 * Other specified mycoses
 * Adiaspiromycosis


 * Unspecified mycosis

(B50-B64) Protozoal diseases

 * Plasmodium falciparum malaria
 * Plasmodium vivax malaria
 * Plasmodium malariae malaria
 * Other parasitologically confirmed malaria
 * Unspecified malaria


 * Leishmaniasis
 * Visceral leishmaniasis
 * Cutaneous leishmaniasis
 * Mucocutaneous leishmaniasis
 * Leishmaniasis, unspecified


 * African trypanosomiasis
 * Chagas' disease
 * Toxoplasmosis
 * Pneumocystosis


 * Other protozoal diseases, not elsewhere classified
 * Babesiosis
 * Piroplasmosis
 * Acanthamoebiasis
 * Naegleriasis
 * Primary amoebic meningoencephalitis
 * Other specified protozoal diseases
 * Microsporidiosis


 * Unspecified protozoal disease

(B65-B83) Helminthiases

 * Schistosomiasis (bilharziasis)
 * Schistosomiasis due to Schistosoma haematobium (urinary schistosomiasis)
 * Schistosomiasis due to Schistosoma mansoni (intestinal schistosomiasis)
 * Schistosomiasis due to Schistosoma japonicum
 * Cercarial dermatitis
 * Other schistosomiases
 * Schistosomiasis, unspecified


 * Other fluke infections
 * Opisthorchiasis
 * Clonorchiasis
 * Dicrocoeliasis
 * Fascioliasis
 * Paragonimiasis
 * Fasciolopsiasis
 * Other specified fluke infections


 * Echinococcosis


 * Taeniasis
 * Taenia solium taeniasis
 * Pork tapeworm
 * Taenia saginata taeniasis
 * Beef tapeworm
 * Cysticercosis
 * Diphyllobothriasis and sparganosis
 * Diphyllobothriasis
 * Sparganosis
 * Other cestode infections
 * Hymenolepiasis
 * Dwarf tapeworm
 * Dracunculiasis
 * Onchocerciasis


 * Filariasis
 * Filariasis due to Wuchereria bancrofti
 * Elephantiasis, filarial (ILDS B74.01)
 * Filariasis due to Brugia malayi
 * Filariasis due to Brugia timori
 * Loiasis
 * Mansonelliasis
 * Other filariases
 * Filariasis, unspecified


 * Trichinellosis


 * Hookworm diseases
 * Ancylostomiasis
 * Necatoriasis
 * Other hookworm diseases
 * Hookworm disease, unspecified
 * Cutaneous larva migrans NOS


 * Ascariasis
 * Strongyloidiasis
 * Trichuriasis
 * Enterobiasis
 * Other intestinal helminthiases, not elsewhere classified
 * Unspecified intestinal parasitism


 * Other helminthiases
 * Visceral larva migrans
 * Gnathostomiasis
 * Angiostrongyliasis due to Parastrongylus cantonensis
 * Syngamiasis
 * Internal hirudiniasis
 * Other specified helminthiases
 * Helminthiasis, unspecified

(B85-B89) Pediculosis, acariasis and other infestations

 * Pediculosis and phthiriasis
 * Pediculosis due to Pediculus humanus capitis
 * Pediculosis due to Pediculus humanus corporis
 * Pediculosis, unspecified
 * Phthiriasis
 * Mixed pediculosis and phthiriasis


 * Scabies
 * Myiasis
 * Other infestations
 * Unspecified parasitic disease

(B90-B94) Sequelae of infectious and parasitic diseases

 * Sequelae of tuberculosis
 * Sequelae of poliomyelitis
 * Sequelae of leprosy
 * Sequelae of other and unspecified infectious and parasitic diseases
 * Sequelae of trachoma
 * Sequelae of viral encephalitis
 * Sequelae of viral hepatitis
 * Sequelae of other specified infectious and parasitic diseases
 * Sequelae of unspecified infectious or parasitic disease

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

 * Streptococcus and staphylococcus as the cause of diseases classified to other chapters
 * Streptococcus, group A, as the cause of diseases classified to other chapters
 * Streptococcus, group B, as the cause of diseases classified to other chapters
 * Streptococcus, group D, as the cause of diseases classified to other chapters
 * Streptococcus pneumoniae as the cause of diseases classified to other chapters
 * Other streptococcus as the cause of diseases classified to other chapters
 * Unspecified streptococcus as the cause of diseases classified to other chapters
 * Staphylococcus aureus as the cause of diseases classified to other chapters
 * Other staphylococcus as the cause of diseases classified to other chapters
 * Unspecified staphylococcus as the cause of diseases classified to other chapters
 * Other bacterial agents as the cause of diseases classified to other chapters
 * Mycoplasma pneumoniae (M. pneumoniae) as the cause of diseases classified to other chapters
 * Klebsiella pneumoniae (K. pneumoniae) as the cause of diseases classified to other chapters
 * Escherichia coli (E. coli) as the cause of diseases classified to other chapters
 * Haemophilus influenzae (H. influenzae) as the cause of diseases classified to other chapters
 * Proteus (mirabilis)(morganii) as the cause of diseases classified to other chapters
 * Pseudomonas (aeruginosa)(mallei)(pseudomallei) as the cause of diseases classified to other chapters
 * Bacillus fragilis (B. fragilis) as the cause of diseases classified to other chapters
 * Clostridium perfringens (C. perfringens) as the cause of diseases classified to other chapters
 * Other specified bacterial agents as the cause of diseases classified to other chapters
 * Viral agents as the cause of diseases classified to other chapters
 * Adenovirus as the cause of diseases classified to other chapters
 * Enterovirus as the cause of diseases classified to other chapters
 * Coxsackievirus
 * Echovirus
 * Coronavirus as the cause of diseases classified to other chapters
 * Retrovirus as the cause of diseases classified to other chapters
 * Lentivirus
 * Oncovirus
 * Respiratory syncytial virus as the cause of diseases classified to other chapters
 * Reovirus as the cause of diseases classified to other chapters
 * Parvovirus as the cause of diseases classified to other chapters
 * Papillomavirus as the cause of diseases classified to other chapters
 * Other viral agents as the cause of diseases classified to other chapters

(B99) Other infectious diseases

 * Other and unspecified infectious diseases