Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhoutte size remains top normal . The mediastinal and hilar contours are unchanged and within normal limits . The patient has been extubated and the orogastric tube has been removed . The pulmonary vasculature is not engorged . There is minimal atelectasis in the lung bases . No focal consolidation , pleural effusion or pneumothorax is visualized . Remote left - sided rib fracture is present . The patient is status post bilateral breast implants . No acute osseous abnormalities detected .
    OUTPUT:
    
Mild bibasilar atelectasis .