Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Evidence of a large hiatal hernia is seen in the retrocardiac region . The cardiac silhouette is markedly enlarged . There is also persistent prominence of the mediastinum in this patient with mediastinal lipomatosis . The lungs are hyperinflated . No definite focal consolidation is seen . There is no large pleural effusion or pneumothorax . There is mild to moderate pulmonary edema .
    OUTPUT:
    
Marked enlargement of the cardiac silhouette . Mild to moderate pulmonary edema . Hiatal hernia .