Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no evidence of pneumonia , pneumothorax , or pleural effusion . Increased vascularity and hilar opacities are compatible with edema . Cardiac silhouette is normal in size . There is no evidence of rib fracture on these non dedicated views ; irregularities of the third through sixth right lateral rib looks similar to the prior study .
    OUTPUT:
    
No evidence of acute rib fracture on these non dedicated views ; irregularities of the third through sixth right lateral ribs is similar to the study from ___ . Mild pulmonary edema .