Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable supine chest film ___ at 16 : 50 is submitted .
    OUTPUT:
    
Endotracheal tube has its tip approximately 6 cm above the carina . Right central venous line with its tip in the mid SVC . Interval removal of the nasogastric tube . The right lung is relatively well inflated . There is a layering left effusion with retrocardiac consolidation likely reflecting partial lower lobe atelectasis . No large pneumothorax is seen , although the sensitivity to detect pneumothorax is diminished given supine technique . Overall cardiac and mediastinal contours are stable .