Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mildly enlarged . Mediastinal and hilar contours are unremarkable . No evidence for pulmonary consolidation , pulmonary edema , pleural effusion , or pneumothorax . Endplate degenerative changes are noted in the thoracic spine .
    OUTPUT:
    
No evidence for acute cardiopulmonary abnormalities .