Board Thread:Lore Discussion/@comment-50.182.207.16-20140426001930/@comment-25047024-20140528063615

TastyGamingWithRibz wrote: Well, Lydia caught it, she spat green stuff all over Miraak, she was a Nord......... 0.0 my life is alie

That's just a glitch. I don't think that the Affliction can actually be contracted in-game.