Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes . Unchanged cardiomegaly . There is also prominent mediastinal fat , better seen on CT from ___ . The mediastinal and hilar contours are normal . The pulmonary vasculature is prominent , consistent with mild edema . There is bibasilar atelectasis . Small left pleural effusion . No pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild edema . Bibasilar atelectasis . Small left pleural effusion .