CA40.00ICD-11 MMS 2026-01
Pneumonia due to Chlamydophila pneumoniae
Description
A disease of the pulmonary system, caused by an infection with the gram-negative bacteria Chlamydia pneumoniae. This disease commonly presents with a gradual onset of cough with low-grade fever. This disease may also present with pharyngitis, laryngitis, and sinusitis. Transmission is by inhalation of infected respiratory secretions. Confirmation is by identification of Chlamydia pneumoniae in a sputum sample.
Index terms
- Pneumonia due to Chlamydophila pneumoniae
- pneumonia due to Chlamydia
- pneumonia due to Chlamydia pneumoniae
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- pneumonia due to Chlamydiaceae
- Late-onset pneumonia due to Chlamydia
Exclusions from above levels
1C19– LegionellosisKB24– Congenital pneumonia- http://id.who.int/icd/entity/1324545867 – Pneumonitis
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01– Certain infectious or parasitic diseases05– Endocrine, nutritional or metabolic diseases18– Complications of pregnancy, childbirth and the puerperium19– Certain conditions originating in the perinatal period20– Congenital malformations, deformations and chromosomal abnormalities22– Injury, poisoning or certain other consequences of external causes
Sibling codes
CA40.01– Pneumonia due to Escherichia coliCA40.02– Pneumonia due to Haemophilus influenzaeCA40.03– Pneumonia due to Klebsiella pneumoniaeCA40.04– Pneumonia due to Mycoplasma pneumoniaeCA40.05– Pneumonia due to Pseudomonas aeruginosaCA40.06– Pneumonia due to StaphylococcusCA40.07– Pneumonia due to Streptococcus pneumoniaeCA40.08– Pneumonia due to beta-haemolytic StreptococcusCA40.0Y– Pneumonia due to other specified bacteriaCA40.0Z– Bacterial pneumonia, unspecified
Foundation entity
Pneumonia due to Chlamydophila pneumoniae – http://id.who.int/icd/entity/1258650683
Allowed postcoordination axes
Part of: CA40.0: Bacterial pneumonia › CA40: Pneumonia › 12: Diseases of the respiratory system