Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and aortic valve replacement . Heart size is normal . The aorta is mildly tortuous and demonstrates atherosclerotic calcifications . Mild pulmonary vascular congestion is noted . Small bilateral pleural effusions are visualized . No focal consolidation or pneumothorax is seen . There are mild degenerative changes in the thoracic spine .
    OUTPUT:
    
Mild pulmonary vascular congestion with small bilateral pleural effusions .