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Noninfectious causes of eosinophilic pneumonia
| Etiology | Example |
|---|---|
| Allergic reaction | Allergic bronchopulmonary aspergillosis |
| Sensitization to other non-Aspergillus fungi | |
| Exposures | Drug exposure (e.g., nitrofurantoin, nonsteroidal anti-inflammatories) |
| Toxin exposure (e.g., particulate metals, inhalational drugs of abuse) | |
| Idiopathic etiology | Chronic eosinophilic pneumonia |
| Acute eosinophilic pneumonia | |
| Churg-Strauss syndrome | |
| Hypereosinophilic syndrome |
