Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright view of the chest demonstrates low lung volumes . There is moderate - large right pleural effusion , which has increased since ___ exam . Left costophrenic angle is blunted , suggestive of small pleural effusion . There is perihilar vascular congestion . Cardiac size is difficult to assess due to adjacent opacities , which is likely enlarged . Aortic arch calcifications are again noted . Biapical scarring persists . There is no pneumothorax . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
Moderate to large right pleural effusion has increased since ___ exam . Small left pleural effusion . Pulmonary vascular congestion .