Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The position of the left - sided PICC is unchanged , terminating in the upper SVC at the level of the azygos vein . There is no pneumothorax . The lungs are clear . Mild cardiomegaly is unchanged . The patient has had prior right shoulder replacement . Right axillary surgical clips are in place .
    OUTPUT:
    
No significant interval change in the position of the left PICC line as compared to ___ .