Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There lungs are low in volume but without focal consolidation . Diffuse opacities likely reflect mild pulmonary edema . There is no pleural effusion or pneumothorax . The cardiac size and cardiac silhouette are obscured by low lung volumes . The mediastinal and hilar contours appear unremarkable .
    OUTPUT:
    
Mild pulmonary edema . Repeat imaging after diuresis is recommended to evaluate for concomitant pneumonia .