Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs ___ inspiratory lung volumes improved from the preceding chest radiograph . Bibasilar atelectasis is unchanged . No large pleural effusion , focal consolidation or pneumothorax is present . The cardiac silhouette is mildly enlarged in the setting of low lung volumes . The mediastinal and hilar contours are within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process . Bibasilar atelectasis is unchanged from ___ .