Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is an ET tube approximately 4 .5 cm from the carina as well as a right PICC line with tip terminating in the low SVC . There is also an upper alimentary tube coursing below the diaphragm with tip off the film . Cardiomediastinum and hilar contours are normal . Mild left lower lobe atelectasis is stable . The previously mentioned left upper lobe increased opacification is likely due to overlying structures .
    OUTPUT:
    
Stable chest radiograph .