Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . There is interval worsening of pulmonary edema and left pleural effusion . Left retrocardiac opacity likely atelectasis , consolidation can not be excluded . Stable cardiomegaly . Old healed left - sided mid thoracic rib fractures are again identified .
    OUTPUT:
    
Interval mild worsening of pulmonary edema and left basilar atelectasis / pneumonia .