Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is elevation of the right hemidiaphragm and opacity at the right base which most likely represents atelectasis however infection can not be excluded . The cardiomediastinal silhouette and hilar contours are normal . The pleural surfaces are normal without effusion or pneumothorax .
    OUTPUT:
    
Elevation the right hemidiaphragm and opacity at the right base which most likely represents atelectasis and less likely infection . These findings were communicated to Dr . ___ at 11 :28 AM on ___ at the time of discovery by Dr . ___ .