Has anybody read the book Brain Maker by David Perlmutter? http://smile.amazon.com/Brain-Maker-Microbes-Protect-Brain%C2%96/dp/0316380105/ref=sr_1_1?ie=UTF8&qid=1443638847&sr=8-1&keywords=brain+maker
In chapter 9 he talks about a PANDAS (Tourette's?) kid (Christopher)...I'm not sure Perlmutter has a great grasp on PANDAS (since in his mind, it's a form of Tourette's).
However, what he had to say was interesting. He treated this kid (mainly tics, didn't mention other symptoms, so maybe he was really TS, not PANDAS/PANS, with an enema enriched with probiotics, with good result