Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest radiograph ___ at 20 : 23 is submitted .
    OUTPUT:
    
The right internal jugular Port - A - Cath is unchanged in position . There has been interval placement of a nasogastric tube which has its tip near the gastroesophageal junction . Advancement by 8 - 10 cm would be recommended to place the tube within the stomach . Overall cardiac and mediastinal contours are stable . Patchy opacities at both bases more likely reflect atelectasis in the setting of lower volumes although aspiration or pneumonia should also be considered . No pulmonary edema . No pneumothorax .