Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP image through the chest demonstrates clear lungs bilaterally . Patient is status post endotracheal tube placement , its terminal end 3 .7 cm above the level of the carina in appropriate position . An enteric tube is seen descending along the expected course of the esophagus , its terminal end out of the field of view . The cardiomediastinal and hilar contours are unremarkable . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Clear lungs bilaterally . Status post intubation with endotracheal tube in appropriate position .