Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left PICC line is again seen approaching the chest wall and enters into a smaller axillary vein . The lungs are clear . The heart size is unchanged . There is no pneumothorax , pulmonary edema , pneumonia , or pleural effusion .
    OUTPUT:
    
1 . The tip of the left PICC line is seen in a small axillary vein .