Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest . A metallic stent projects over the left heart border . Heart size is stable . Slight widening of the vascular pedicle , engorgement of the pulmonary vasculature , and mild perihilar haziness are consistent with new mild pulmonary edema . Lung volumes are low but there is no focal consolidation , substantial pleural effusion , or pneumothorax . Bibasilar atelectasis is unchanged .
    OUTPUT:
    
New mild pulmonary edema . No focal consolidation .