fatty liver disease

Gus was just so small and exhibited no symptoms whatsoever. Necropsy said he died of fatty liver disease but also said there was a yellow spot on his liver? All poop was normal his cere was clean and so was his beak. Urates were normal, no regurgitation. He was just suddenly gone one day. He was...

I just got the necropsy back and they’re saying Gus died of fatty liver disease?! I feed him a Kaytee diet which is mostly fruit and vegetables but there are some seeds. How could this happen? Could he have been born diabetic or born with this at all? Was this my fault? I’m freaking out.

Alright, i was cleaning koki's cage and i spotted some poop with green urine around it, I'm sure it was fresh as it wasn't hard here's the picture of the poop(It was digested, the seeds were fully digested, the seeds poured in from the sides: Here's a picture of the seed mix:

I just got my quaker parrot 2 months ago. The bottom of its feet a slightly yellow when the top is grey. I feed my bird conure food. It has lots of seeds, some pellets, dried fruits, and such. It eats a lot of the seeds sometimes i see them it the pellets. Also i posted a thread about my parrot...