| Chronic allograft dysfunction | CLAD |
| Lung transplant | LTx |
| Acute cellular rejection | AR |
| Chronic lung allograft dysfunction | CLAD |
| Bronchiolitis obliterans syndrome | BOS |
| Restrictive allograft syndrome | RAS |
| T helper | Th |
| Bronchoalveolar lavage | BAL |
| Peripheral blood mononuclear cells | PBMCs |
| Forced vital capacity | FVC |
| Forced expiratory volume in the first second | FEV1 |
| Diffusing capacity of the lung for carbon monoxide | DLCO |