Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy tube is in standard position . Heart size is normal . Mediastinal and hilar contours are within normal limits . Pulmonary vasculature is not engorged . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .