Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Overlying EKG leads are present . Lung volumes are low . Patient rotated to the right . No focal consolidation , large effusion or pneumothorax . There is mild bibasilar atelectasis . No convincing signs of edema . The overall cardiomediastinal silhouette appears unchanged allowing for differences in positioning . Bony structures are intact .
    OUTPUT:
    
Mild bibasilar atelectasis , stable mild cardiomegaly . Otherwise unremarkable .