Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were acquired . The lungs are clear . Note is made of an azygous lobe and fissure . The heart size is normal . Mediastinal contours are normal . There is no pneumothorax . No displaced rib fractures are identified .
    OUTPUT:
    
No acute cardiac or pulmonary process . No definite displaced rib fractures . If there is persistent concern for rib fracture , further evaluation could be performed with a dedicated rib series including an appropriately placed skin marker .