A00-B99 C00-D48D50-D89 E00-E90 F00-F99 G00-G99 H00-H59 H60-H95 I00-I99 J00-J99 K00-K93
L00-L99 M00-M99 N00-N99 O00-O99 P00-P96 Q00-Q99 R00-R99 S00-T98 V01-Y98 Z00-Z99 U00-U99

A00-A09 Intestinal infectious diseases


Chapter I

Certain infectious and parasitic diseases

Intestinal infectious diseases

Latin: Cholera
A00.0Cholera due to Vibrio cholerae 01, biovar cholerae
Classical cholera
A00.1Cholera due to Vibrio cholerae 01, biovar eltor
Cholera eltor
A00.9Cholera, unspecified

A01Typhoid and paratyphoid fevers
Latin: Febris typhica et febris paratyphica
A01.0Typhoid fever
Infection due to Salmonella typhi
A01.1Paratyphoid fever A
A01.2Paratyphoid fever B
A01.3Paratyphoid fever C
A01.4Paratyphoid fever, unspecified
Infection due to Salmonella paratyphi NOS

A02Other salmonella infections
Latin: Salmonelloses aliae
Includes:infection or foodborne intoxication due to any Salmonella species other than S. typhi and S. paratyphi
A02.0Salmonella enteritis
A02.1Salmonella septicaemia
A02.2Localized salmonella infections
· arthritis+ (M01.3*)
· meningitis+ (G01*)
· osteomyelitis+ (M90.2*)
· pneumonia+ (J17.0*)
· renal tubulo-interstitial disease+ (N16.0*)
A02.8Other specified salmonella infections
A02.9Salmonella infection, unspecified

Latin: Shigellosis
A03.0Shigellosis due to Shigella dysenteriae
Group A shigellosis [Shiga-Kruse dysentery]
A03.1Shigellosis due to Shigella flexneri
Group B shigellosis
A03.2Shigellosis due to Shigella boydii
Group C shigellosis
A03.3Shigellosis due to Shigella sonnei
Group D shigellosis
A03.8Other shigellosis
A03.9Shigellosis, unspecified
Bacillary dysentery NOS

A04Other bacterial intestinal infections
Latin: Infectiones intestinales bacteriales aliae
Excludes:foodborne intoxications elsewhere classified
tuberculous enteritis (A18.3)
A04.0Enteropathogenic Escherichia coli infection
A04.1Enterotoxigenic Escherichia coli infection
A04.2Enteroinvasive Escherichia coli infection
A04.3Enterohaemorrhagic Escherichia coli infection
A04.4Other intestinal Escherichia coli infections
Escherichia coli enteritis NOS
A04.5Campylobacter enteritis
A04.6Enteritis due to Yersinia enterocolitica
Excludes:extraintestinal yersiniosis (A28.2)
A04.7Enterocolitis due to Clostridium difficile
Foodborne intoxication by Clostridium difficile
Pseudomembranous colitis
A04.8Other specified bacterial intestinal infections
A04.9Bacterial intestinal infection, unspecified
Bacterial enteritis NOS

A05Other bacterial foodborne intoxications, not elsewhere classified
Latin: Intoxicationes alimentariae bacteriales aliae
Excludes:Escherichia coli infection (A04.0-A04.4)
listeriosis (A32.-)
salmonella foodborne intoxication and infection (A02.-)
toxic effect of noxious foodstuffs (T61-T62)
A05.0Foodborne staphylococcal intoxication
Classical foodborne intoxication due to Clostridium botulinum
A05.2Foodborne Clostridium perfringens [Clostridium welchii] intoxication
Enteritis necroticans
A05.3Foodborne Vibrio parahaemolyticus intoxication
A05.4Foodborne Bacillus cereus intoxication
A05.8Other specified bacterial foodborne intoxications
A05.9Bacterial foodborne intoxication, unspecified

Latin: Amoebiasis
Includes:infection due to Entamoeba histolytica
Excludes:other protozoal intestinal diseases (A07.-)
A06.0Acute amoebic dysentery
Acute amoebiasis
Intestinal amoebiasis NOS
A06.1Chronic intestinal amoebiasis
A06.2Amoebic nondysenteric colitis
A06.3Amoeboma of intestine
Amoeboma NOS
A06.4Amoebic liver abscess
Hepatic amoebiasis
A06.5+Amoebic lung abscess (J99.8*)
Amoebic abscess of lung (and liver)
A06.6+Amoebic brain abscess(G07*)
Amoebic abscess of brain (and liver)(and lung)
A06.7Cutaneous amoebiasis
A06.8Amoebic infection of other sites
· appendicitis
· balanitis+ (N51.2*)
A06.9Amoebiasis, unspecified

A07Other protozoal intestinal diseases
Latin: Infectiones intestinales protozoicae aliae
Balantidial dysentery
A07.1Giardiasis [lambliasis]
Infection due to Isospora belli and Isospora hominis
Intestinal coccidiosis
A07.8Other specified protozoal intestinal diseases
Intestinal trichomoniasis
A07.9Protozoal intestinal disease, unspecified
Flagellate diarrhoea
· colitis
· diarrhoea
· dysentery

A08Viral and other specified intestinal infections
Latin: Infectiones intestinales virales
Excludes:influenza with involvement of gastrointestinal tract (J09, J10.8, J11.8)
A08.0Rotaviral enteritis
A08.1Acute gastroenteropathy due to Norwalk agent
Small round structured virus enteritis
A08.2Adenoviral enteritis
A08.3Other viral enteritis
A08.4Viral intestinal infection, unspecified
· enteritis NOS
· gastroenteritis NOS
· gastroenteropathy NOS
A08.5Other specified intestinal infections

A09Diarrhoea and gastroenteritis of presumed infectious origin
Latin: Diarrhoea et gastroenteritis, causa infectionis suspecta
Note:In countries where any term listed in A09 without further specification can be assumed to be of noninfectious origin, the condition should be classified to K52.9.
Catarrh, enteric or intestinal
· dysenteric
· epidemic
Infectious diarrhoeal disease NOS
Excludes:due to bacterial, protozoal, viral and other specified infectious agents (A00-A08)
noninfective diarrhoea (K52.9)
· neonatal (P78.3)