Just looked at this thread. That's a lot of useful information to know. Some people had 5+cm AN treated at House successfully. Middle Fossa had been used for 2cm AN size. Dr. Hiselberger did 6000+ surgeries on AN patients.
08/18/2010, first vertigo episode and tinnitus, 9mm AN found in left ear. Wait and Watch.
1/20/2016, AN increased to 13mm.
3/21/2016, Middle Fossa at House with Drs. Brackmann/Schwartz/Stefan. Entire tumor removed, no facial issues, hearing preserved, gradually regain balance through daily walks.