As far as I know you have 2 options.Leave Him as He is and give him all of the information and let Him decide what to do when He is older or surgery now.These sites will give you more info and at the mothering forum you can talk to other parents.
http://www.springerlink.com/content/0r63kcdtwlhvbc8b/
http://www.mothering.com/discussions/forumdisplay.php?f=44