Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left PICC line tip is either in the upper SVC or possibly in the azygos vein . Lateral radiograph may be helpful . Tracheostomy . Enteric tube tip is well below diaphragm , not included on the radiograph . Very shallow inspiration . Stable cardiopulmonary findings , aside for mildly worsened left basilar atelectasis . Mildly distended loop of bowel left upper quadrant , likely splenic flexure of the colon .
    OUTPUT:
    
Left PICC line tip is in the upper SVC or azygos vein , lateral radiograph may be helpful .