Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube terminates 3 .2 cm above the carinal . Right subclavian line is in the lower SVC . The cardiomediastinal silhouette is stable . Lungs are low in volume but clear . Mild atelectasis is present at the left base . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Appropriate positioning of lines and tubes .