Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate stable moderate cardiomegaly . Stable prominence of the asygous vein without overt pulmononary edema . Mediastinal and hilar contours are unchanged . No pleural effusion or pneumothorax identified . Minimal atelectatic changes are noted particularly in the lung bases . No focal opacification concerning for pneumonia identified . Sternotomy sutures are intact .
    OUTPUT:
    
Stable moderate cardiomegaly . No pneumonia . No pleural effusions .