Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are slightly low , resulting in bronchovascular crowding . The cardiac silhouette remains enlarged , similar to prior . The aorta appears tortuous . Atelectasis is seen at the right base . There is engorgement of pulmonary vasculature with indistinctness of the hila and mild pulmonary edema . No pneumothorax , consolidation , or pleural effusion .
    OUTPUT:
    
Mild pulmonary edema .