https://preview.redd.it/um7nrp785u8g1.jpeg?width=2252&format=pjpg&auto=webp&s=7f0acdbe47ce1977435c115a1a133a97b434ee15
Looks like it might be a prolapse. Do you have an exotic vet nearby that works on fish? If so, i would try to get in with them asap.
https://preview.redd.it/um7nrp785u8g1.jpeg?width=2252&format=pjpg&auto=webp&s=7f0acdbe47ce1977435c115a1a133a97b434ee15
Looks like it might be a prolapse. Do you have an exotic vet nearby that works on fish? If so, i would try to get in with them asap.
I second this