Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs remain hyperinflated . Slight blunting of the costophrenic angles posteriorly may be due to trace pleural effusions . Mild bibasilar atelectasis is seen . No definite focal consolidation . There is no pneumothorax . The cardiac silhouette is mildly enlarged . The aorta is somewhat tortuous . Mediastinal contours are stable .
    OUTPUT:
    
Slight blunting of the posterior costophrenic angles raises concern for trace to small pleural effusions . Mild cardiomegaly .