Some of the more common causes for a dental nerve to require a root canal are; 1  Long term accumulation of traumatic injuries resulting in the dental nerve becoming irreversibly inflamed &/or infected, or. 2  Acute trauma breaks a tooth and exposes the dental nerve, or, 3  Acute trauma mobilizes &/or dislodges a tooth, or.
Erin Whitney Associate Entertainment Editor. The freak show is getting nearer, and we finally have a good look at its wild cast of characters. In new cast photos for American Horror Story: Freak Show, we meet Jessica Lange's character, Elsa Mars, and her troupe of freaks, along with a handful of others.
Creator Ryan Murphy tweeted the big casting news, writing, Two legends are joining the cast of American Horror Story: Coven -- Oscar nominee Angela Bassett and Tony winner Patti LuPone!. MORE: Gabourey Sidibe tells us she hopes her character doesn't die on AHS.