Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiograph demonstrate a moderately enlarged heart with a tortuous thoracic aorta , unchanged in appearance when compared to radiograph dated ___ . The lungs are clear bilaterally without focal consolidation , pleural effusion , or pneumothorax . There is no overt pulmonary edema . Incidental note of surgical clips within the neck most likely thyroid related .
    OUTPUT:
    
No evidence of congestive heart failure . No pneumonia .