Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs show left lower lobe atelectasis with moderate unchanged interstitial and focal airspace opacities . An ET tube , left internal jugular vein catheter , right subclavian approach Swan - Ganz catheter , and left pigtail catheter are unchanged and appropriate . An NG tube has its tip within the stomach . Sternal wires are intact .
    OUTPUT:
    
Left lower lobe atelectasis with mild pulmonary edema . Stable support lines .