Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mildly enlarged . Moderate unfolding of the thoracic aorta and calcification appear similar . This study shows a streaky opacity in the left lower lung suggesting minor atelectasis or scarring . Otherwise , the lungs appear clear . There are no pleural effusions or pneumothorax . Small osteophytes are present along the mid thoracic spine . Surgical clips again project over the right upper quadrant .
    OUTPUT:
    
No evidence of acute disease .