Conversation so far:
who is the kid that plays brick on the middle
Atticus Shaffer plays Brick Heck on The Middle
what language disorder does brick heck from the middle have
Brick Heck has a case of palilalia, which is demonstrated by his repeating words from previous sentences to himself in a whisper
what kind of memory does brick heck from the middle have
Brick Heck possesses an eidetic memory.

Question: what syndrome does the character have
Self-contained rewrite: what syndrome does brick heck from the middle have