Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is borderline enlarged . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not engorged . Minimal patchy atelectasis is seen in the lung bases without focal consolidation . No pleural effusion or pneumothorax is present . Reported rib lesion is not clearly identified on these radiographs . No acute osseous abnormality is seen .
    OUTPUT:
    
Mild bibasilar atelectasis . Reported rib lesion not clearly noted on these radiographs , and correlation with outside imaging is recommended .