Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a tracheostomy tube in stable position . A nasogastric tube enters the stomach and off the radiograph . A new left PICC ends at the confluence of the right brachiocephalic vein and the superior vena cava . The bilateral lower lobe opacities represent known aspiration pneumonia that is slightly improved since ___ . Small bilateral pleural effusions are stable since ___ . No pneumothorax . The cardiac and mediastinal contours are stable .
    OUTPUT:
    
A new left PICC ends at the confluence of the right brachiocephalic vein and the superior vena cava . There is no pneumothorax . Bilateral lower lobe opacities represent known aspiration pneumonia that is slightly improved since ___ . Small bilateral pleural effusions are relatively stable since ___ .