Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Stable elevation of the right hemidiaphragm noted though there is slight increase in bibasilar atelectasis . No overt signs of pneumonia , edema , effusion or pneumothorax . Cardiomediastinal silhouette appears grossly unchanged though the right heart border is stably effaced due to right hemidiaphragmatic elevation . Bony structures appear intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Elevator right hemidiaphragm unchanged with bibasilar atelectasis and no convincing evidence for pneumonia .