Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval appearance of a 5 .5 - 6 cm right perihilar opacity which which is concerning for malignancy or lymphadenopathy , less likely an infectious process . Further imaging evaluation with dedicated chest CT is recommended . The heart is normal in size . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
Right perihilar opacity for which further imaging with dedicated chest CT is recommended at this time .