Human Diseases in ICD-11 Classification

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 01 Certain infectious or parasitic diseases
 02 Neoplasms
 03 Diseases of the blood or blood-forming organs
 04 Diseases of the immune system
 05 Endocrine, nutritional or metabolic diseases
 06 Mental, behavioural or neurodevelopmental disorders
 07 Sleep-wake disorders
 08 Diseases of the nervous system
 09 Diseases of the visual system
 10 Diseases of the ear or mastoid process
 11 Diseases of the circulatory system
 12 Diseases of the respiratory system
   Upper respiratory tract disorders
   Certain lower respiratory tract diseases
   Lung infections
     CA40  Pneumonia
       H00351  Chlamydial pneumonia
       H00304  Haemophilus influenzae infection
       H00301  Klebsiella infection
       H00341  Mycoplasma pneumonia
       H01441  Pseudomonas aeruginosa infection
       H00333  Streptococcal infection
       H00401  Respiratory syncytial virus infection
       H00400  Parainfluenza infection
       H01063  Human metapneumovirus infection
       H01521  Pneumocystis pneumonia
     CA41  Acute bronchiolitis
       H00401  Respiratory syncytial virus infection
     CA42  Acute bronchitis
       H00341  Mycoplasma pneumonia
       H00401  Respiratory syncytial virus infection
       H00400  Parainfluenza infection
       H00304  Haemophilus influenzae infection
     CA43  Abscess of lung or mediastinum
     CA44  Pyothorax
     CA45  Respiratory infections, not elsewhere classified
     CA4Y  Other specified lung infections
     CA4Z  Lung infections, unspecified
   Lung diseases due to external agents
   Respiratory diseases principally affecting the lung interstitium
   Pleural, diaphragm or mediastinal disorders
   CB40  Certain diseases of the respiratory system
   CB41  Respiratory failure
   Postprocedural disorders of the respiratory system
   CB7Z  Diseases of the respiratory system, unspecified
 13 Diseases of the digestive system
 14 Diseases of the skin
 15 Diseases of the musculoskeletal system or connective tissue
 16 Diseases of the genitourinary system
 17 Conditions related to sexual health
 18 Pregnancy, childbirth or the puerperium
 19 Certain conditions originating in the perinatal period
 20 Developmental anomalies
 21 Symptoms, signs or clinical findings, not elsewhere classified
 22 Injury, poisoning or certain other consequences of external causes

Last updated: November 6, 2019
ICD-11 by World Health Organization

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