Certain infectious and parasitic diseases (A00-B99)

Includes:
diseases generally recognized as communicable or transmissible
Use additional
code to identify resistance to antimicrobial drugs (Z16.-)
Excludes 1:
certain localized infections - see body system-related chapters
Excludes 2:
carrier or suspected carrier of infectious disease (Z22.-)
infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
infectious and parasitic diseases specific to the perinatal period (P35-P39)
influenza and other acute respiratory infections (J00-J22)

Other bacterial diseases (A30-A49)

A30 Leprosy [Hansen's disease] [+]
Includes: infection due to Mycobacterium leprae
Excludes 1: sequelae of leprosy (B92)
A31 Infection due to other mycobacteria [+]
Excludes 2: leprosy (A30.-)
tuberculosis (A15-A19)
A32 Listeriosis [+]
Includes: listerial foodborne infection
Excludes 1: neonatal (disseminated) listeriosis (P37.2)
A33 Tetanus neonatorum
A34 Obstetrical tetanus
A35 Other tetanus
Tetanus NOS
Excludes 1: obstetrical tetanus (A34)
tetanus neonatorum (A33)
A36 Diphtheria [+]
A37 Whooping cough [+]
A38 Scarlet fever [+]
Includes: scarlatina
Excludes 2: streptococcal sore throat (J02.0)
A39 Meningococcal infection [+]
A40 Streptococcal sepsis [+]
Code first , if applicable, postprocedural sepsis (T81.44-)
sepsis due to central venous catheter (T80.211-)
streptococcal sepsis during labor (O75.3)
streptococcal sepsis following abortion or ectopic or molar pregnancy (O03.37, O03.87, O04.87, O07.37, O08.82)
streptococcal sepsis following immunization (T88.0-)
streptococcal sepsis following infusion, transfusion or therapeutic injection (T80.22-, T80.29-)
Excludes 1: neonatal (P36.0-P36.1)
puerperal sepsis (O85)
sepsis due to Streptococcus, group D (A41.81)
A41 Other sepsis [+]
Code first , if applicable, postprocedural sepsis (T81.44-)
sepsis due to central venous catheter (T80.211-)
sepsis during labor (O75.3)
sepsis following abortion, ectopic or molar pregnancy (O03.37, O03.87, O04.87, O07.37, O08.82)
sepsis following immunization (T88.0-)
sepsis following infusion, transfusion or therapeutic injection (T80.22-, T80.29-)
Excludes 1: bacteremia NOS (R78.81)
neonatal (P36.-)
puerperal sepsis (O85)
streptococcal sepsis (A40.-)
Excludes 2: sepsis (due to) (in) actinomycotic (A42.7)
sepsis (due to) (in) anthrax (A22.7)
sepsis (due to) (in) candidal (B37.7)
sepsis (due to) (in) Erysipelothrix (A26.7)
sepsis (due to) (in) extraintestinal yersiniosis (A28.2)
sepsis (due to) (in) gonococcal (A54.86)
sepsis (due to) (in) herpesviral (B00.7)
sepsis (due to) (in) listerial (A32.7)
sepsis (due to) (in) melioidosis (A24.1)
sepsis (due to) (in) meningococcal (A39.2-A39.4)
sepsis (due to) (in) plague (A20.7)
sepsis (due to) (in) tularemia (A21.7)
toxic shock syndrome (A48.3)
A42 Actinomycosis [+]
Excludes 1: actinomycetoma (B47.1)
A43 Nocardiosis [+]
A44 Bartonellosis [+]
A46 Erysipelas
Excludes 1: postpartum or puerperal erysipelas (O86.89)
A48 Other bacterial diseases, not elsewhere classified [+]
Excludes 1: actinomycetoma (B47.1)
A49 Bacterial infection of unspecified site [+]
Excludes 1: bacterial agents as the cause of diseases classified elsewhere (B95-B96)
chlamydial infection NOS (A74.9)
meningococcal infection NOS (A39.9)
rickettsial infection NOS (A79.9)
spirochetal infection NOS (A69.9)

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