Please contact M.D. Anderson Cancer Center. I work there. I'm sure someone will be able to give you the appropriate advice you are seeking. Here are some numbers for you: M.D. Anderson Info. Line-Option 3 1-800-392-1611 Anderson Network-to talk with other patient with same diagnosis 1-800-345-6324 Cancer Information Service 1-800-4-CANCER for up-to-date cancer info. I really hope this helps, and may God bless you. My thoughts and prayers are with you.