Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no pleural effusion , or pneumothorax . There is mild pulmonary edema . Increased opacity in the left lung could be focus of increased pulmonary edema although aspiration is also possible . Radiodense marker is noted in the right upper lung . There is no local hemorrhage . Cardiac silhouette is borderline enlarged . Left pectoral pacemaker leads terminate in right atrium and right ventricle .
    OUTPUT:
    
No pneumothorax . Mild pulmonary edema . Increased opacity in the left lung could be focus of increased pulmonary edema although aspiration is also possible . Followup chest radiograph is recommended .