Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post sterntomoy . Perihilar opacification on the left appears unchanged and is probably post-surgical . Superimposed is a generalized hazy opacification of each lung , with indistinct pulmonary vessels , most suggestive of mild - to - moderate pulmonary edema . It is difficult to exclude small pleural effusions and the retrocardiac area is under - penetrated .
    OUTPUT:
    
Findings most consistent with pulmonary edema .