Thank you for the response, I will stop freaking out unless someone drops dead.
Their necropsy was done by a University vet, so I'm hoping they got the correct diagnosis for that bird. I'm getting what he vet said second hand, so I don't know exactly what the vet said said or what the chicken...
I sold a young rooster to someone in February. They recently texted me to let me know that he died and the vet who did the necropsy said it was Marek's (No PCR test). Their flock is small and was vaccinated, so it's assumed by the vet the Marek's originated in my flock.
I was shocked because I...