| DLCO | carbon monoxide diffusion in the lung; single-breath diffusing capacity |
|---|---|
| DLT | dihydroepiandrosterone loading test; double lung transplantation; double-lumen endotracheal tube |
| DLW | dry lung weight |
| EGL | eosinophilic granuloma of the lung |
| ELM | external limiting membrane; extravascular lung mass |