Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Mild basilar atelectasis is noted . No focal consolidation , large effusion or pneumothorax . The cardiomediastinal silhouette appears normal . Gaseous distention of the bowel in the upper abdomen noted . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Mild bibasilar atelectasis .