Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mild to moderately enlarged . The aorta is markedly tortuous . Pulmonary vasculature is normal and the hilar contours are normal . No focal consolidation , pleural effusion or pneumothorax is seen . Streaky right lower lobe opacity likely reflects atelectasis . No pleural effusion or pneumothorax is identified . No acute osseous abnormality is present
    OUTPUT:
    
Streaky right lower lobe opacity , likely atelectasis . Tortuous aorta and mild to moderate cardiomegaly