Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild interstitial edema as well as left lower lobe atelectasis . The cardiac silhouette remains severely enlarged . There is no pleural effusion or pneumothorax . Calcifications of the coronary arteries and aortic arch are noted . Median sternotomy wires and surgical clips project over the mediastinum . Surgical clips are also seen projecting over the left upper abdomen . Mild loss of height of several thoracic vertebral bodies are again noted on the lateral view .
    OUTPUT:
    
Mild interstitial edema and severe cardiomegaly .