Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Overlying trauma board limits assessment . Lung volumes are low . Cardiac silhouette size is mildly to moderately enlarged . Mediastinal and hilar contours are otherwise unremarkable . There is crowding of the bronchovascular structures without overt pulmonary edema . No gross focal consolidation , large pleural effusion or pneumothorax is detected on this supine exam . No displaced fractures are visualized .
    OUTPUT:
    
No grossly acute cardiopulmonary abnormality .