Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ET tube terminates 6 cm above the carinal . The NG tube terminates off the inferior edge of the film . The lungs are well expanded . Diffuse interstitial abnormality which , in the absence of other evidence , is most consistent with pulmonary edema with a background of emphysema . No focal consolidation or nodule is seen . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
1 . Pulmonary edema 2 . Emphysema .