Welcome to OCF! You are doing the right thing to follow up and question what is happening in your mouth. If you are concerned then get an appointment with a ENT who can perform a biopsy. This will provide the true answer to your concerns.

Good luck,
Don

Don
Male, 1955
Great health except C
Dec '12
DX: BOT SCC T2N2bMx, Stage 4a, HPV+, multiple nodes
1 tooth out
Jan '13
2nd tooth out
Tumor Board -induction TPF (3 cycles), seq CRT
4-6/2013
CRT 70gr 2x35, weekly carbo150
ended 5/29,6/4