Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest are limited by lack of the patient 's ability to raise the arms . Stable cardiomegaly with no pulmonary edema . No pleural effusions are seen . Compared to the prior study , there has been improvement in the left lower lobe opacity , although still vaguely present . No pneumothorax is seen .
    OUTPUT:
    
No evidence of pulmonary edema or pleural effusions . Interval improvement in left lower lobe opacity .