Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the immediate prior radiograph of ___ , the large left pleural effusion has significantly increased with associated compression atelectasis causing collapse of the entire left lung . There is probably a small to moderate right pleural effusion . There is no focal consolidation , pneumothorax , or pulmonary edema .
    OUTPUT:
    
Significant increase in large left pleural effusion with associated compressive atelectasis causing left lung collapse .