Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An endotracheal tube ends 3 .9 cm above the carina . The nasogastric tube side port is within the stomach but the tip is out of view . The right internal jugular catheter ends in the lower SVC . The only area that suggests new pneumonia is a small region of mild opacification in the left apex that is partially obscured by the left first rib . Pulmonary edema has resolved . No substantial pleural effusion or pneumothorax . Cardiac and mediastinal silhouettes and hilar contours are stable .
    OUTPUT:
    
Possible left upper lobe pneumonia .