Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There is bibasilar atelectasis . Slight prominence of the left hilum is stable compared to ___ . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The aorta is calcified and tortuous . The cardiac silhouette is top normal to mildly enlarged .
    OUTPUT:
    
No acute cardiopulmonary process . No significant interval change .