Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is rotated . Tracheostomy tube appears in appropriate position . Lung volumes remain low . Bibasilar atelectasis is worse on the right than the left . A right pleural effusion is small . No significant pulmonary edema or large effusion . Cardiomediastinal silhouette is within normal limits . No pneumothorax .
    OUTPUT:
    
Low lung volumes and bibasilar atelectasis . Small right pleural effusion .