Aspiration pneumonia classification
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Aspiration pneumonia Microchapters | |
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Aspiration pneumonia classification On the Web | |
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Priyamvada Singh, M.D. [2]
Overview
Aspiration pneumonia is a part of aspiration syndrome which is consist of four classes depending on nature of aspirated substance.
Classification
- Aspiration pneumonia is one class of aspiration syndrome.
- Aspiration syndrome consists of four classes depending on nature of aspirated substance. Following are the four classes of aspiration syndrome:[1][2]
| Classification of aspiration syndrome | |||
|---|---|---|---|
| Classes | Substance involved | Risk factor | Mechanism of damdage |
| Foreign body aspiration pneumonia | Foreign body | Childhood | Traumatic |
| Chemical pneumonitis | Gastric contents | Decreased level of consciousness | Corrosive effect of acid on respiratory tract |
| Aspiration pneumonia | Oral cavity bacterial flora (CAP) | Dysphagia, elderly age | Similar to community acquired pneumonia |
| Diffuse aspiration bronchiolitis | Oral cavity bacterial flora | dysphagia, elderly age | similar to atypical bacterial infection of lungs |
| Lipid pneumonia | Oil | Childhood | Macrophages engulf lipid substances lining pulmonary tree |
References
- ↑ Marik PE (2011). "Pulmonary aspiration syndromes". Curr Opin Pulm Med. 17 (3): 148–54. doi:10.1097/MCP.0b013e32834397d6. PMID 21311332.
- ↑ Hu X, Lee JS, Pianosi PT, Ryu JH (2015). "Aspiration-related pulmonary syndromes". Chest. 147 (3): 815–823. doi:10.1378/chest.14-1049. PMID 25732447.