A00-A28.1 Certain Infectious and Parasitic diseases
| (A00–A09) Intestinal infectious diseases | |
| A00 | Cholera | 
| A01 | Typhoid and paratyphoid fevers | 
| A01.0 | Typhoid fever | 
| Infection due to Salmonella typhi | |
| A01.1 | Paratyphoid fever A | 
| A01.2 | Paratyphoid fever B | 
| A01.3 | Paratyphoid fever C | 
| A01.4 | Paratyphoid fever, unspecified | 
| A02 | Other Salmonella infections | 
| A03 | Shigellosis | 
| A03.0 | Shigellosis due to Shigella dysenteriae | 
| A03.1 | Shigellosis due to Shigella flexneri | 
| A03.2 | Shigellosis due to Shigella boydii | 
| A03.3 | Shigellosis due to Shigella sonnei | 
| A03.8 | Other shigellosis | 
| A03.9 | Shigellosi unspecified | 
| Bacillary dysentery NOS | |
| A04 | Other bacterial intestinal infections | 
| A04.0 | Enteropathogenic Escherichia coli infection | 
| A04.1 | Enterotoxigenic Escherichia coli infection | 
| A04.2 | Enteroinvasive Escherichia coli infection | 
| A04.3 | Enterohaemorrhagic Escherichia coli infection | 
| A04.4 | Other intestinal Escherichia coli infections | 
| A04.5 | Campylobacter enteritis | 
| A04.6 | Enteritis due to Yersinia enterocolitica | 
| A04.7 | Enterocolitis due to Clostridium difficile | 
| Pseudomembranous colitis | |
| A04.8 | Other specified bacterial intestinal infections | 
| A04.9 | Bacterial intestinal infection, unspecified Bacterial enteritis NOS | 
| A05 | Other bacterial foodborne intoxications | 
| A05.0 | Foodborne staphylococcal intoxication | 
| A05.1 | Botulism | 
| A05.2 | Foodborne Clostridium perfringens (Clostridium welchii) intoxication | 
| A06 | Amoebiasis | 
| A06.0 | Acute amoebic dysentery | 
| A06.1 | Chronic intestinal amoebiasis | 
| A06.2 | Amoebic nondysenteric colitis | 
| A06.3 | Amoeboma of intestine | 
| A06.4 | Amoebic liver abscess | 
| A06.5 | Amoebic lung abscess | 
| A06.6 | Amoebic brain abscess | 
| A06.7 | Cutaneous amoebiasis | 
| A06.8 | Amoebic infection of other sites | 
| A06.9 | Amoebiasis, unspecified | 
| A07 | Other protozoal intestinal disease | 
| A07.0 | Balantidiasis | 
| A07.1 | Giardiasis (lambliasis) | 
| A04.9 | Bacterial intestinal infection, unspecified | 
| A07.2 | Cryptosporidiosis | 
| A07.3 | Isosporiasis | 
| A07.8 | Other specified protozoal intestinal diseases Intestinal trichomoniasis Sarcocystosis Sarcosporidiosis | 
| A07.9 | Protozoal intestinal disease, unspecified | 
| A08 | Viral and other specified intestinal infections | 
| A08.0 | Rotaviral enteritis | 
| A09 | Diarrhoea and gastroenteritis of presumed infectious origin | 
| (A15–A19) Tuberculosis | |
| A15 | Respiratory tuberculosis, bacteriologically and histologically confirmed | 
| A16 | Respiratory tuberculosis, not confirmed bacteriologically or histologically | 
| A17 | Tuberculosis of nervous system | 
| A17.0 | Tuberculous meningitis | 
| A17.1 | Meningeal tuberculoma | 
| A17.8 | Other tuberculosis of nervous system | 
| A17.9 | Tuberculosis of nervous system, unspecified | 
| A18 | Tuberculosis of other organs | 
| A18.0 | Tuberculosis of bones and joints | 
| A18.1 | Tuberculosis of genitourinary system | 
| A18.2 | Tuberculous peripheral lymphadenopathy | 
| A18.3 | Tuberculosis of intestines, peritoneum and mesenteric glands | 
| A18.4 | Tuberculosis of skin and subcutaneous tissue Scrofuloderma | 
| A18.5 | Tuberculosis of eye | 
| A18.6 | Tuberculosis of ear | 
| A18.7 | Tuberculosis of adrenal glands | 
| A18.8 | Tuberculosis of other specified organs | 
| A19 | Miliary tuberculosis | 
| A20–A28 Certain zoonotic bacterial diseases | |
| A20 | Plague | 
| A20.0 | Bubonic plague | 
| A20.1 | Cellulocutaneous plague | 
| A20.2 | Pneumonic plague | 
| A20.3 | Plague meningitis | 
| A20.7 | Septicaemic plague | 
| A20.8 | Other forms of plague | 
| A20.9 | Plague, unspecified | 
| A21 | Tularaemia | 
| A22 | Anthrax | 
| A23 | Brucellosis | 
| A24 | Glanders and melioidosis | 
| A24.0 | Glanders | 
| A24.1 | acute and fulminating melioidosis | 
| A24.2 | Subacute and chronic melioidosis | 
| A24.3 | (A24.3) Other melioidosis | 
| A24.4 | Whitmore's disease | 
| A25 | Rat-bite fevers | 
| A25.0 | Spirillosis | 
| A25.1 | Streptobacillosis | 
| A25.9 | Rat-bite fever, unspecified | 
| A26 | Erysipeloid | 
| A27 | Leptospirosis | 
| A28 | Other zoonotic bacterial diseases, not elsewhere classified | 
| A28.0 | Pasteurellosis | 
| A28.1 | Cat-scratch disease | 


