newbie looking for help

[ronaldo97]

pic 1 2 3 : Albino

Pic 4 5 : Strawberry

i can see some black spot on my strawberry pacman, but i couldnt find one in the albino.
is it something fatal / dangerous? how can i cure this??
is it the reason why their mouth swollen and not pooping at all for 2 weeks (for the albino)

Thankyou

Best Regards,