Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate unchanged mild to moderate cardiomegaly and mild pulmonary edema . There is no focal consolidation , pleural effusion , or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
1 . Mild pulmonary edema . No focal consolidation to suggest pneumonia . 2 . Unchanged mild to moderate cardiomegaly .