Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear without focal consolidation , effusion , or pneumothorax . Linear opacity projecting over the heart on the lateral view is most suggestive of atelectasis or scarring . Mildly tortuous descending thoracic aorta is noted . No acute osseous abnormalities are seen .
    OUTPUT:
    
No acute cardiopulmonary process .