Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs again demonstrate paramediastinal radiation changes . Streaky ill - defined opacity extending from the left perihilar region to the left lower lobe is unchanged , and again likely reflects residual disease . Small left pleural effusion which is loculated laterally is unchanged , as is pleural thickening . There is no pulmonary vascular congestion or edema . Compared to ___ , there is now blunting of the right costophrenic sulcus suggesting a tiny pleural effusion . Lungs are hyperinflated with mild emphysematous changes noted in the upper lobes . The cardiomediastinal silhouette is stable . No pneumothorax .
    OUTPUT:
    
Stable left perihilar opacity extending to the left lower lobe likely reflecting residual disease . Redemonstration of post-radiation changes , small left pleural effusion , and pleural thickening .