Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Persistent left pleural effusion , and worsening left lower lobe consolidation concerning for pneumonia . Emphysematous changes are seen in the upper lobes bilaterally . The right lung is well aerated aside from peribronchiolar opacities in the right base which could reflect chronic changes from radiation therapy . Port - A - Cath terminates in the cavoatrial junction . Heart size is normal with normal cardiomediastinal silhouette .
    OUTPUT:
    
Left pleural effusion and worsening left basilar consolidation , the latter concerning for pneumonia .