Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are symmetrically well expanded and well aerated , without focal consolidation , pleural effusion or pneumothorax . There is no overt pulmonary edema or pulmonary vascular congestion . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary process .