Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube tip lies approximately 5 .9 cm above the carina , at the level of the mid medial clavicular heads . NG tube tip lies beneath the left hemidiaphragm , presumably in the gastric fundus . The cardiomediastinal silhouette is unchanged . No CHF , focal infiltrate , effusion , or pneumothorax is detected . No free air seen beneath the diaphragm on this upright view .
    OUTPUT:
    
Lines and tubes as described . No acute pulmonary process identified .