And this:
https://www.backyardchickens.com/t/1016824/turkey-inflamed-intestine#post_15805192
Both of those are what I'm used to seeing in birds of mine with blackhead.
-Kathy
How big were the spots on his liver? Any chance it could have been blackhead (histomoniasis)? Odd looking liver and odd looking cecal pouch makes me think blackhead.
-Kathy