Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is minimal right basilar atelectasis . The lungs are otherwise clear . Heart size is normal . The descending thoracic aorta is slightly tortuous . The mediastinal contours are otherwise normal . There are no pleural effusions . No pneumothorax is seen .
    OUTPUT:
    
No acute cardiac or pulmonary process .