Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is is stable . Aorta is tortuous . The lungs are grossly clear . There is mild vascular congestion and there is no pneumothorax or pleural effusion . There are mild degenerative changes in the thoracic spine
    OUTPUT:
    
Mild vascular congestion Stable cardiomegaly