| Typical BAL Findings | Examples |
|---|---|
| Neutrophilic | Idiopathic pulmonary fibrosis |
| Acute respiratory distress syndrome | |
| Connective tissue disorders | |
| Asbestosis | |
| Wegener`s granulomatosis | |
| Eosinophilic | Allergic bronchopulmonary aspergillosis |
| Churg Strauss syndrome | |
| Eosinophilic pneumonia | |
| Idiopathic hypereosinophilic syndrome | |
| Lymphocytic | Sarcoidosis |
| Berylliosis | |
| Hypersensitivity pneumonitis | |
| Silicosis | |
| Crohn disease | |
| Mixed cellularity | BOOP |
| Connective-tissue disease | |
| Nonspecific interstitial pneumonia |