Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size remains moderately enlarged with a left ventricular configuration . Curvilinear calcification along the left lateral margin of the heart is unchanged , and again may reflect the sequela of prior infarction or possibly an aneurysm as suggested previously . The aorta remains tortuous . Mediastinal and hilar contours are otherwise unremarkable . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is identified . No acute osseous abnormalities seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .