Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since prior , heart is mildly bigger and bilateral lung opacities are more pronounced suggesting mild heart failure . Right chest tube has been removed and there is no pneumothorax . A presumed left pleural effusion is not substantial . Temporary pacing wire and endotracheal tube are unchanged in position .
    OUTPUT:
    
No pneumothorax after chest tube removal . New , mild pulmonary edema .