Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior examination there is little change . There is no evidence of pneumothorax . There is a moderate subpulmonic pleural effusion as better demonstrated on the prior lateral radiograph . There is a new small left layering pleural effusion . There are no new focal opacities concerning for pneumonia . Cardiomediastinal and hilar contours are stable demonstrating mild tortuosity of the thoracic aorta . Heart size is within normal limits . Pulmonary vascularity is normal .
    OUTPUT:
    
No evidence of pneumothorax . Little change in subpulmonic right pleural effusion as better demonstrated on radiographs from ___ a .m . .