Do you have a thread, I don't see one.
If you do start a thread of your own, here's some tips about the info that is helpful.
Photos are always helpful too.
Thanks!
Give us the following information. The more you tell us, the better we will be able to help you.
1) What type of bird , age...
Those are photos of her poop right?
I would re-check to make sure her crop is emptying completely overnight.
Since you are seeing a vet, then it may be best to wait and see what they determine - whether she needs any type of antibiotic treatment, deworming, etc..