Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinal and hilar contours are normal . Lungs and pleural surfaces are clear . There is no pneumothorax . No acute , displaced rib fracture is evident on this conventional chest radiograph examination .
    OUTPUT:
    
No radiographic findings to account for chest pain . If a vascular etiology is suspected clinically , dedicated CTA study may be considered if warranted clinically .