Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The multifocal bilateral opacities have essentially completely resolved since ___ . Left pleural effusion has also completely resolved . Residual background emphysematous changes most prominent in the right upper lung with scarring and pleural thickening as well as background post - left upper lobectomy changes with elevation of the left hemidiaphragm are unchanged compared to ___ . Blunting of the left costophrenic angle reflects thickening / scarring . A calcified perihilar node is unchanged . The heart is normal in size . The descending thoracic aorta is slightly tortuous , unchanged . Dextroconvex scoliosis of thoracic spine is overall similar with similar distortion of thoracic cage . Prominent degenerative changes in the thoracic spine are also overall unchanged .
    OUTPUT:
    
Interval resolution of pneumonia .