Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An ET tube terminates 5 .5 cm above the carina . Lung volumes are generally low , but lungs are otherwise clear . No pleural effusions or pneumothorax . Mild cardiomegaly is unchanged . No pulmonary vascular congestion or pulmonary edema . A tube external to the patient , as confirmed by the patient 's nurse , projects over the expected course a left - sided IJ might pass through . The patient 's nurse confirmed no central excess , only for peripheral IVs .
    OUTPUT:
    
An ET tube terminates 5 .5 cm above the carina .