Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low . There is no new focal consolidation . Compared to prior study from 1 day ago , pulmonary vasculature appears unchanged . Moderate bilateral pleural effusion is stable . Large pneumoperitoneum is unchanged .
    OUTPUT:
    
No new parenchymal opacities to suggest acute pneumonia .