Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . On the first of three images , there is poorly defined opacity at the right hilum / infrahilar level which has no corresponding abnormality on the lateral view . Findings are concerning for a mass . No pleural effusion or pneumothorax is seen . Heart size is normal . Mediastinal contour is normal . No bony abnormalities are seen .
    OUTPUT:
    
Right hilar opacity concerning for mass . CT advised . Posted / flagged to ED dashboard at time of this dictation .