Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post coronary artery bypass graft surgery . The cardiac , mediastinal and hilar contours appear stable . There is new diffuse opacification most consistent with pulmonary edema . Costophrenic sulci are excluded but small persistent pleural effusions are suspected . There is no pneumothorax .
    OUTPUT:
    
Findings suggest new moderate pulmonary edema .