Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is moderately enlarged . The aorta is mildly tortuous . There are mild congestive changes in each lung but no focal opacification . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Findings suggests mild vascular congestion . Moderate cardiomegaly . No focal opacification identified .