HELP MY CHICK WONT WALK

[Eggcessive]

Read more about Marreks disease here:
http://csu-cvmbs.colostate.edu/Documents/vdl-mareks-disease-fact-sheet.pdf

https://www.backyardchickens.com/articles/the-great-big-giant-mareks-disease-faq.66077/

 

[SmiYa0126]

If you put him in your hand does he try to grip your hand with his feet?

 

[RoyalChick]

As others have said I would try vitamin B. It is very safe and you can use the human stuff. B2 (riboflavin) is critical.
You need to keep giving it until he recovers. Mine took about a month.
Because it is so safe I mixed it in a mash of starter/grower feed and let them all have it. It dissolves in water so very easy with a mash.

 

[chickens 4 eva]

It could be naturally paralyzed, or the spinal cord could be stressed.