1. 72, male, 18 yrs 2. problems walking, balance, etc. 3. 5 mos. 4. all at ince 5. no 6. 4 days 7.1 week 8. 1 week 9. don't know 10. don't know 11. don't know 12. no 13. at least 50% 14. yes 15. yes 16. no. 2. additional symtoms - medications caused disconesia and freezing before surgery. much less now.