Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is free air below the right hemidiaphragm as well as the left hemidiaphragm . There is an opacity in the right upper lobe , obscuring the right mediastinal border concerning for a mass or possibly pneumonia . Otherwise , the lungs are clear . No effusion or pneumothorax . Heart size is normal . Bony structures are intact .
    OUTPUT:
    
1 . Free air below the diaphragm . ?? recent surgery . A CT may be obtained to further assess if there is no recent abdominal surgery . 2 . Right upper lobe opacity concerning for mass or pneumonia . F / u to resolution or CT recommended to further assess .