First of all, I want to say thank goodness that it wasn't Mareks! Fowl pox on it's own isn't usually fatal. I'm assuming that they have dry pox as opposed to wet. The wet is the more dangerous of the two. As far as I know, the only thing you can really do is let it run its course. Sounds to me...
Sick but still alive is their preference so they can humanely euthanize it and be in the best condition possible for testing. The one I sent to them had died overnight and I didn't find him until early the next morning, so he wasn't in the best shape even before I shipped him. If your third one...
I live in Louisville, too, and I sent a chicken to UofK for necropsy. I got a preliminary report within 7 days and the final report about 2 or more weeks later. In the preliminary report they didn't find anything that would tell them anything specific. It was only until they did the lab work and...