Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Degree of lung inflation has improved in the interval . Cardiac , mediastinal and hilar contours are unchanged with the heart size within normal limits . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is present . No acute osseous abnormality is visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .