Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . Linear opacity at the right lung base is most likely scar versus atelectasis . Hilar enlargement compatible with adenopathy , more conspicuous on the right , and better characterized by prior CT . Calcified right lower paratracheal lymph node is again noted . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .