Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are well - expanded and clear . No focal consolidation , effusion , edema , or pneumothorax . There is suggestion of a small calcified left hilar lymph node versus overlapping vasculature . Heart size is normal . The mediastinum is not widened .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Possible calcified left hilar node versus overlapping vasculature .