Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is again bilateral hilar enlargement , compatible with lymphadenopathy , which has worsened since the prior radiograph , more so in the right . Increasing micronodular opacities in the right upper and lower lung may represent worsening sarcoid , less likely superimposed pneumonia . Elevation of the right hemidiaphragm is unchanged . No large pleural effusion or pneumothorax . Heart size is normal .
    OUTPUT:
    
1 . Increased right perihilar micronodules may represent worsening sarcoid , however infection is also a possibility . 2 . Increased bilateral hilar prominence consistent with lymphadenopathy .