Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest were acquired . Lung volumes are slightly low . There is chronic elevation of the right hemidiaphragm . The lungs are clear aside from minimal right basilar atelectasis . Heart size is within normal limits . Mediastinal contours are normal . There are no pleural effusions . No pneumothorax is seen .
    OUTPUT:
    
No acute cardiac or pulmonary process .