Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lungs are well expanded . Right basilar opacity may be atelectasis but could represent infection in the appropriate clinical setting . There is no pleural effusion or pneumothorax . Blunting of the left costophrenic sulcus is unchanged from prior studies . Cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Right basilar opacity may be infection in the appropriate clinical setting . Dr . ___ ___ Dr . ___ at 7 : 21 pm on ___ .