Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi supine chest film dated ___ at 16 28 is submitted .
    OUTPUT:
    
The endotracheal tube now has its tip approximately 4 .5 - 5 cm above the carina . Nasogastric tube is seen coursing below the diaphragm with the tip not identified . The left subclavian PICC line is unchanged in position with its tip in the proximal SVC . There is persistent total opacification at the left lung base with an associated effusion most likely reflecting partial lower lobe atelectasis , although pneumonia can not be excluded . In addition , there is interval appearance of mild to moderate pulmonary and interstitial edema . There has also been interval appearance of a right lateral chest wall and neck subcutaneous emphysema . Subcutaneous emphysema is also seen in the left neck soft tissues as well as a inferiorly in the left lateral abdominal wall . Clinical correlation is advised as the subcutaneous emphysema is a new finding . There is no obvious pneumothorax or pneumomediastinum . A catheter is seen overlying the right upper quadrant . A portion of a biliary stent and aortic stent are again seen . The heart remains enlarged .