All I can say is. " never say never or give up". Some of us have many surgeries , scans and scopes but the more they do they worse you feel. Good luck to your dad and you. Has the Dr biopsied it?

Since posting this. UPMC, Pittsburgh, Oct 2011 until Jan. I averaged about 2 to 3 surgeries a week there. w Can't have jaw made as bone is deteroriating steaily that is left in jaw. Mersa is to blame. Feeding tube . Had trach for 4mos. Got it out April.
--- Passed away 5/14/14, will be greatly missed by everyone here