A Patient with an Epidural Catheter Needs to Have the Dressing

A patient with an epidural catheter needs to have the dressing at the insertion site changed. When cleaning the insertion site with povidone iodine swabs, the nurse should:

A) use a circular motion working from the insertion site outward.
B) use a circular motion working from the outside to the insertion site.
C) start above the insertion site and swab in a downward motion.
D) start below the insertion site and swab in an upward motion.