ive never known any of mine to although i dont have a ball, Could she/he have Mouth rot?

Heres some info on it
Mouth Rot (Infectious Stomatitis, Ulcerative Stomatitis)

will she let you look in her mouth? I might be worth taking her to a vet to take swaps and treat her

__________________
Owner to-
lots of rodents
2 monster dogs
1 slinky cat