Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . A left subclavian PIC line tip is seen in the mid SVC . The cardiomediastinal silhouette , hilar contours and pleural surfaces are normal . No pneumothorax or pleural effusion .
    OUTPUT:
    
1 . Left subclavian PIC line is seen in the mid SVC . No acute cardiopulmonary process .