Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest PA and lateral radiograph demonstrates relatively unchanged exam with a stable if not minimally increased left pleural effusion . There is stable severe dextroscoliosis of the thoracic spine with a tortuous heavily calcified aorta . Heart size is normal . Lungs are clear .
    OUTPUT:
    
Stable if not minimally increased left pleural effusion .