With mine, thinking hurts in a sense, so I know what you mean. I get confused and I can't form the words that I know are on the tip of my tongue.
Here's a definition of Alice In Wonderland syndrome for those of you wondering. And no, I don't get that with my migraines.
I'm not absolutely positive about the facts--but my librarian told me that we aren't allowed to use wikipedia for research because it contians absolute B.S. (she didn't say bs--but you know what I mean) Anyway--she said that anyone (like you or me) could log on to wiki- and post that stuff---just sayin'