Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is new complete opacification of the left hemithorax with rightward shift of mediastinal structures concerning for a large left pleural effusion . Multiple nodular opacities in the right lung are re - demonstrated , better characterized on the previous CT . No focal consolidation or pneumothorax is demonstrated . Cardiac silhouette size is difficult to assess given the opacification of the left hemi thorax . Pulmonary vasculature in the right lung is not engorged . No acute osseous abnormalities are demonstrated .
    OUTPUT:
    
Complete opacification of the left hemi thorax concerning for a large left pleural effusion with rightward shift of mediastinal structures . Multiple nodular opacities within the right lung including a partially calcified right upper lobe nodule , similar to that seen on the previous CT .