Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are within normal limits . The pulmonary vasculature is normal no focal consolidation , pleural effusion or pneumothorax is present . Minimal patchy right basilar opacity likely reflects atelectasis . No acute osseous abnormality is demonstrated .
    OUTPUT:
    
Minimal right basilar atelectasis .