How to fix this infection?

[lottie_pufferfish]

I’m assuming these white edges aren’t good. and where the white edges are, its slowly reseeding. I’m thinking bacterial. Or since its white, fungal infection?

http://i90.photobucket.com/albums/k273/lottie_pufferfish/000_0751.jpg

http://i90.photobucket.com/albums/k273/lottie_pufferfish/000_0750.jpg

these where once one colony.

[clownnut]

do a reefdip or TMPCC dip