Chapter X
Diseases of the respiratory system
(J00-J99)

Influenza and pneumonia
(J09-J18)

J09 Influenza due to identified avian influenza virus
Influenza caused by influenza viruses that normally infect only birds and, less commonly, other animals.

J10 Influenza due to other identified influenza virus
Excludes: Haemophilus influenzae [H. influenzae]:
· infection NOS ( A49.2 )
· meningitis ( G00.0 )
· pneumonia ( J14 )
J10.0 Influenza with pneumonia, other influenza virus identified
Influenzal (broncho)pneumonia, other influenza virus identified
J10.1 Influenza with other respiratory manifestations, other influenza virus identified
Influenza
Influenzal:
· acute upper respiratory infection
· laryngitis
· pharyngitis
· pleural effusion
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other influenza virus identified
J10.8 Influenza with other manifestations, other influenza virus identified
Encephalopathy due to influenza
Influenzal:
· gastroenteritis
· myocarditis (acute)
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other influenza virus identified

J11 Influenza, virus not identified
Includes: influenza
viral influenza
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specific virus not stated to have been identified
Excludes: Haemophilus influenzae [H. influenzae]:
· infection NOS ( A49.2 )
· meningitis ( G00.0 )
· pneumonia ( J14 )
J11.0 Influenza with pneumonia, virus not identified
Influenzal (broncho)pneumonia, unspecified or specific virus not identified
J11.1 Influenza with other respiratory manifestations, virus not identified
Influenza NOS
Influenzal:
· acute upper respiratory infection
· laryngitis
· pharyngitis
· pleural effusion
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unspecified or specific virus not identified
J11.8 Influenza with other manifestations, virus not identified
Encephalopathy due to influenza
Influenzal:
· gastroenteritis
· myocarditis (acute)
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unspecified or specific virus not identified

J12 Viral pneumonia, not elsewhere classified
Includes: bronchopneumonia due to viruses other than influenza viruses
Excludes: congenital rubella pneumonitis ( P35.0 )
pneumonia:
· aspiration (due to):
  · NOS ( J69.0 )
  · anaesthesia during:
    · labour and delivery ( O74.0 )
    · pregnancy ( O29.0 )
    · puerperium ( O89.0 )
· neonatal ( P24.9 )
· solids and liquids ( J69.- )
· congenital ( P23.0 )
· in influenza ( J09 , J10.0 , J11.0 )
· interstitial NOS ( J84.9 )
· lipid ( J69.1 )
severe acute respiratory syndrome [SARS] ( U04.9 )
J12.0 Adenoviral pneumonia
J12.1 Respiratory syncytial virus pneumonia
J12.2 Parainfluenza virus pneumonia
J12.8 Other viral pneumonia
J12.9 Viral pneumonia, unspecified

J13 Pneumonia due to Streptococcus pneumoniae
Bronchopneumonia due to S. pneumoniae
Excludes: congenital pneumonia due to S. pneumoniae ( P23.6 )
pneumonia due to other streptococci ( J15.3-J15.4 )

J14 Pneumonia due to Haemophilus influenzae
Bronchopneumonia due to H. influenzae
Excludes: congenital pneumonia due to H. influenzae ( P23.6 )

J15 Bacterial pneumonia, not elsewhere classified
Includes: bronchopneumonia due to bacteria other than S. pneumoniae and H. influenzae
Excludes: chlamydial pneumonia ( J16.0 )
congenital pneumonia ( P23.- )
Legionnaires' disease ( A48.1 )
J15.0 Pneumonia due to Klebsiella pneumoniae
J15.1 Pneumonia due to Pseudomonas
J15.2 Pneumonia due to staphylococcus
J15.3 Pneumonia due to streptococcus, group B
J15.4 Pneumonia due to other streptococci
Excludes: pneumonia due to:
· streptococcus, group B ( J15.3 )
· Streptococcus pneumoniae ( J13 )
J15.5 Pneumonia due to Escherichia coli
J15.6 Pneumonia due to other aerobic Gram-negative bacteria
Pneumonia due to Serratia marcescens
J15.7 Pneumonia due to Mycoplasma pneumoniae
J15.8 Other bacterial pneumonia
J15.9 Bacterial pneumonia, unspecified

J16 Pneumonia due to other infectious organisms, not elsewhere classified
Excludes: ornithosis ( A70 )
pneumocystosis ( B59 )
pneumonia:
· NOS ( J18.9 )
· congenital ( P23.- )
J16.0 Chlamydial pneumonia
J16.8 Pneumonia due to other specified infectious organisms

J17* Pneumonia in diseases classified elsewhere
J17.0* Pneumonia in bacterial diseases classified elsewhere
Pneumonia (due to)(in):
· actinomycosis ( A42.0+ )
· anthrax ( A22.1+ )
· gonorrhoea ( A54.8+ )
· nocardiosis ( A43.0+ )
· salmonella infection ( A02.2+ )
· tularaemia ( A21.2+ )
· typhoid fever ( A01.0+ )
· whooping cough ( A37.-+ )
J17.1* Pneumonia in viral diseases classified elsewhere
Pneumonia in:
· cytomegalovirus disease ( B25.0+ )
· measles ( B05.2+ )
· rubella ( B06.8+ )
· varicella ( B01.2+ )
J17.2* Pneumonia in mycoses
Pneumonia in:
· aspergillosis ( B44.0-B44.1+ )
· candidiasis ( B37.1+ )
· coccidioidomycosis ( B38.0-B38.2+ )
· histoplasmosis ( B39.-+ )
J17.3* Pneumonia in parasitic diseases
Pneumonia in:
· ascariasis ( B77.8+ )
· schistosomiasis ( B65.-+ )
· toxoplasmosis ( B58.3+ )
J17.8* Pneumonia in other diseases classified elsewhere
Pneumonia (in):
· ornithosis ( A70+ )
· Q fever ( A78+ )
· rheumatic fever ( I00+ )
· spirochaetal, not elsewhere classified ( A69.8+ )

J18 Pneumonia, organism unspecified
Excludes: abscess of lung with pneumonia ( J85.1 )
drug-induced interstitial lung disorders ( J70.2-J70.4 )
pneumonia:
· aspiration (due to):
  · NOS ( J69.0 )
  · anaesthesia during:
    · labour and delivery ( O74.0 )
    · pregnancy ( O29.0 )
    · puerperium ( O89.0 )
· neonatal ( P24.9 )
· solids and liquids ( J69.- )
· congenital ( P23.9 )
· interstitial NOS ( J84.9 )
· lipid ( J69.1 )
pneumonitis, due to external agents ( J67-J70 )
J18.0 Bronchopneumonia, unspecified
Excludes: bronchiolitis ( J21.- )
J18.1 Lobar pneumonia, unspecified
J18.2 Hypostatic pneumonia, unspecified
J18.8 Other pneumonia, organism unspecified
J18.9 Pneumonia, unspecified