Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph again demonstrates cardiomegaly . Mildly but diffusely increased opacity is compatible with mild pulmonary edema . There is no focal consolidation or appreciable pleural effusion or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Mild pulmonary edema . No focal consolidation .