Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild cardiomegaly . The mediastinal and hilar contours are unremarkable . There is evidence of a right lower lobe opacity ; however , this could correlate with the previously seen nodules on the chest CT . No other focal opacities are seen within the lungs . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
There is an opacity in the right lower lobe , however , this may correlate with the previously seen lung nodules on the chest CT . Would recommend chest CT for further characterization and evaluation .