Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low bilateral lung volumes . Bibasilar atelectasis and small bilateral effusions are present . No pneumothorax identified . The size of the cardiomediastinal silhouette is enlarged , possibly secondary to AP technique and low lung volumes .
    OUTPUT:
    
Low bilateral lung volumes with bibasilar atelectasis and small bilateral pleural effusions .