Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip terminates 5 .2 cm from the carina . Heart size is normal . Mediastinal and hilar contours are unremarkable . Pulmonary vascularity is normal . Lungs are clear . No pleural effusion or pneumothorax is present . No acutely displaced fractures are seen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Standard position of the endotracheal tube .