Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . As partially visualized on today 's head and neck CTA , there is a mass at the right pulmonary hilum . There is associated collapse of the right middle lobe . Lungs are otherwise clear . No pleural effusion . A posterior Bochdalek 's hernia on the right is unchanged . Heart size is normal . Chronic left distal clavicle fracture is again noted . No acute bony abnormalities .
    OUTPUT:
    
Right hilar mass with right middle lobe collapse . CT chest recommended to further assess .