Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . The ascending thoracic aorta appears somewhat prominent and somewhat tortuous . Mediastinal and hilar contours are otherwise unremarkable . Pulmonary vasculature is not engorged . Lungs are clear . No focal consolidation , pleural effusion or pneumothorax is seen . No acute osseous abnormality is present .
    OUTPUT:
    
Mild cardiomegaly with prominence and mild tortuosity of the ascending thoracic aorta .