Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the chest radiographs obtained approximately 3 weeks ago , the moderate left and small right pleural effusions have increased in size . There is associated compressive atelectasis bilaterally . Can not definitively assess heart size , but at least mild cardiomegaly is probable without pulmonary edema . Pacemaker lead placement is grossly unchanged . The mandible and maxilla obscuring the bilateral apices .
    OUTPUT:
    
Increased left greater than right pleural effusions and associated compressive atelectasis .