Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Post - treatment related changes involving the right hemithorax including paramediastinal radiation fibrosis is unchanged . In addition , known metastatic involvement , particularly within the left upper lobe is better depicted on prior chest CT . Focal opacification in the left upper lobe is grossly unchanged , likely related to superimposed infection . There are moderate bilateral pleural effusions , which are unchanged in degree since ___ . There is no evidence of pneumothorax . Cardiomediastinal and hilar contours are stable . Pulmonary vascularity is not increased . The patient is noted to be status post kyphoplasty within a mid thoracic vertebral body and have a stable wedge compression deformity . There is relative lucency of several of the mid thoracic vertebral bodies , likely related to post-treatment effect .
    OUTPUT:
    
Stable appearance of the chest since ___ with moderate bilateral layering pleural effusions . Other changes related to known post treatment effect / malignancy are better depicted on chest CT from ___ .