Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An NG tube is seen coursing into the left upper quadrant . The lungs are clear though hyperinflated likely reflecting underlying emphysema . The outline of a left breast implant is noted . No large consolidation , effusion or pneumothorax is seen . The heart is mildly enlarged . The mediastinal contour is unremarkable . Bony structures appear intact .
    OUTPUT:
    
NG tube positioned appropriately . Hyperinflated lungs likely reflecting emphysema . Mild cardiomegaly .