Thank you JAM and Joanna for your thoughts.

I am worried that my lack of saliva will somehow keep the upper denture from fitting right. I know implants are expensive (4K/tooth) and am not sure I can afford that right now.

SCC Right Tonsil, Stage IV, DX 10-10-2000, Age 45. Tonsillectomy. Last day of radiation treatment 1-4-2001