Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest demonstrates a right transjugular central venous catheter with tip in the cavoatrial junction . The cardiomediastinal silhouette is prominent , accentuated by low lung volumes and AP technique . There is increased obscuration of the diaphragmatic contours by bibasilar streaky atelectasis . There is no large effusion or pneumothorax . There is no pulmonary edema .
    OUTPUT:
    
Increased bibasilar atelectasis and low lung volumes .