Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . The lungs are fully expanded and clear . The heart is borderline enlarged . Hilar contours and pleural surfaces are normal . There is no pleural effusion or pneumothorax . No rib fracture is appreciated .
    OUTPUT:
    
No radiographic evidence for acute cardiopulmonary process . Dedicated rib films may be helpful with focal tenderness and high suspicion for rib fracture .