Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Port -A - Cath tip terminates in the lower SVC . In GJ tube is in the stomach but the side port is at the gastroesophageal junction . Cardiomediastinal silhouette is unremarkable . Lungs are clear . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Port - A - Cath terminates in the lower SVC . 2 . NG - tube should be advanced by several cm for more optimal placement .