yellow tang/help

[jonathansruelas]

i just noticed my yellow tangs right eye was kind of popped out, looked like it had liquid inside his eye, like white mucus.. but he only has it on one eye, and my other fish dont have this.. i was wondering what is this?. is this popeye? how can i treat it..
please help ...
thanks

 

[jonathansruelas]

ok i did two huge water changes and after 2 days his eye turned back to normal, but now i see like white fuzzy things on his fins.. does anyone know what this could be? there only on his dorsal fins