Chapter I
Certain infectious and parasitic diseases
(A00-B99)

Certain zoonotic bacterial diseases
(A20-A28)

A20 Plague
Includes: infection due to Yersinia pestis
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
Abortive plague
Asymptomatic plague
Pestis minor
A20.9 Plague, unspecified

A21 Tularaemia
Includes: deer-fly fever
infection due to Francisella tularensis
rabbit fever
A21.0 Ulceroglandular tularaemia
A21.1 Oculoglandular tularaemia
Ophthalmic tularaemia
A21.2 Pulmonary tularaemia
A21.3 Gastrointestinal tularaemia
Abdominal tularaemia
A21.7 Generalized tularaemia
A21.8 Other forms of tularaemia
A21.9 Tularaemia, unspecified

A22 Anthrax
Includes: infection due to Bacillus anthracis
A22.0 Cutaneous anthrax
Malignant:
· carbuncle
· pustule
A22.1 Pulmonary anthrax
Inhalation anthrax
Ragpicker's disease
Woolsorter's disease
A22.2 Gastrointestinal anthrax
A22.7 Anthrax septicaemia
A22.8 Other forms of anthrax
Anthrax meningitis+ ( G01* )
A22.9 Anthrax, unspecified

A23 Brucellosis
Includes: fever:
· Malta
· Mediterranean
· undulant
A23.0 Brucellosis due to Brucella melitensis
A23.1 Brucellosis due to Brucella abortus
A23.2 Brucellosis due to Brucella suis
A23.3 Brucellosis due to Brucella canis
A23.8 Other brucellosis
A23.9 Brucellosis, unspecified

A24 Glanders and melioidosis
A24.0 Glanders
Infection due to Pseudomonas mallei
Malleus
A24.1 Acute and fulminating melioidosis
Melioidosis:
· pneumonia
· septicaemia
A24.2 Subacute and chronic melioidosis
A24.3 Other melioidosis
A24.4 Melioidosis, unspecified
Infection due to Pseudomonas pseudomallei NOS
Whitmore's disease

A25 Rat-bite fevers
A25.0 Spirillosis
Sodoku
A25.1 Streptobacillosis
Epidemic arthritic erythema
Haverhill fever
Streptobacillary rat-bite fever
A25.9 Rat-bite fever, unspecified

A26 Erysipeloid
A26.0 Cutaneous erysipeloid
Erythema migrans
A26.7 Erysipelothrix septicaemia
A26.8 Other forms of erysipeloid
A26.9 Erysipeloid, unspecified

A27 Leptospirosis
A27.0 Leptospirosis icterohaemorrhagica
Leptospirosis due to Leptospira interrogans serovar icterohaemorrhagiae
A27.8 Other forms of leptospirosis
A27.9 Leptospirosis, unspecified

A28 Other zoonotic bacterial diseases, not elsewhere classified
A28.0 Pasteurellosis
A28.1 Cat-scratch disease
Cat-scratch fever
A28.2 Extraintestinal yersiniosis
Excludes: enteritis due to Yersinia enterocolitica ( A04.6 )
plague ( A20.- )
A28.8 Other specified zoonotic bacterial diseases, not elsewhere classified
A28.9 Zoonotic bacterial disease, unspecified