Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right IJ line ends in the region of the right atrium . Lung volumes are low and there is moderate atelectasis at the lung bases . The cardiomediastinal silhouette is unchanged . . The lung fields otherwise clear . Elevation of left hemidiaphragm is unchanged .
    OUTPUT:
    
A right IJ line ends in the region of the right atrium .