Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . The cardiac , mediastinal and hilar contours are normal . The lungs are clear without focal consolidation . Pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen . No acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary process .