Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: OG tube enters the stomach and makes a single loop around the fundus . Endotracheal tube is 3 cm above the carina . Low volume lungs are clear except for mild atelectasis . Heart is normal size and cardiomediastinal contours are unremarkable . No pleural effusions and no pneumothorax .
    OUTPUT:
    
OG tube is properly placed within the stomach and loops around the fundus .