Diffuse ground-glass nodules can arise from many causes. These include:
- infection
- atypical infections (especially in immunosuppressed patients) 1,3
- pulmonary herpes simplex infection
- pulmonary respiratory syncytial viral infection
- aspiration pneumonia 4
- drug toxicity 1,3
- hypersensitivity pneumonitis
- respiratory bronchiolitis interstitial lung disease (RBILD)
- desquamative interstitial pneumonia 4
- follicular bronchiolitis
- diffuse panbronchiolitis
- acute alveolar disease 1
- cryptogenic organising pneumonia - may not be a dominant feature
- diffuse alveolar haemorrhage 1,2
- as an atypical presentation of pulmonary oedema
- pulmonary manifestations of sarcoidosis 1,2
- vaping associated lung disease 4
- adenocarcinoma 2
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