Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a severe thoracic kyphosis . Within these limitations the lungs are grossly clear . There is emphysema . Cardiomediastinal silhouette is unchanged with a tortuous thoracic aorta . There is no pneumothorax or pleural effusion . There is no focal lung consolidation . No displaced rib fractures seen .
    OUTPUT:
    
No radiographic explanation for chest pain .