What is this on my Festae?

[NOLAGT]

I posted this in the diseases forum but havent gotten any replies.

http://www.monsterfishkeepers.com/forums/showthread.php?t=290158

 

[Sarah88]

well since you already did the treatment with the parasite clear then only thing i could really think of would be to add salt to prevent any kind of secondary infection but im not really experienced so maybe someone with for disease experience can chime in