From: Acute exacerbations in patients with idiopathic pulmonary fibrosis
1 | Previous or concurrent diagnosis of IPF† |
2 | Unexplained worsening or development of dyspnea within 30 days |
3 | HRCT with new bilateral ground-glass abnormality and/or consolidation superimposed on a background reticular or honeycomb pattern consistent with UIP pattern‡ |
4 | No evidence of pulmonary infection by endotracheal aspirate or BAL§ |
5 | Exclusion of alternative causes, including: |
• Left heart failure | |
• Pulmonary embolism | |
• Identifiable cause of acute lung injury¶ |