Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube terminates approximately 3 .5 cm above the carina . A nasogastric tube and left subclavian central venous catheter are unchanged in position . There is no pneumothorax , focal consolidation , or pleural effusion . The cardiac and mediastinal contours remain within normal limits .
    OUTPUT:
    
No acute intrathoracic process .