Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Post aortic valve repair . The heart appears enlarged , likely stable from previous examination given technical differences . Diffuse increased vascular markings are noted . The cardiac borders and diaphragms are clear . There is no evidence of pleural effusion . No pneumothorax is seen . There is scoliosis of the of the thoracic spine .
    OUTPUT:
    
Enlarged heart with increased vascular congestion suggestive of volume overload . No pleural effusion , pneumothorax , or opacities to suggest pneumonia .