Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate hyperinflated lungs . There is no pleural effusion , focal consolidation , or pneumothorax . Hilar and mediastinal silhouettes are unremarkable . Heart is mildly enlarged . Tortuosity of the descending aorta is noted .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .