Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no significant change since prior radiograph . The lungs are clear . There is no focal consolidation , pleural effusion , or pneumothorax . Cardiomediastinal silhouette is normal . There are mild degenerative changes in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary process . These findings were discussed with Dr . ___ by Dr . ___ ___ telephone at 10 : 15 am .