Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left - sided pacemaker device is noted with leads terminating the right atrium and right ventricle . Moderate cardiomegaly is unchanged . The mediastinal and hilar contours are similar . Mild pulmonary edema is slightly worse in the interval . No focal consolidation , pleural effusion or pneumothorax is present . No acute osseous abnormalities are visualized .
    OUTPUT:
    
Mild pulmonary edema .