My Oncologist told me mine is from radiation burns and chemo. I hate to say this but I was also told it would only get worse. "BINGO" He sure is right but it's just a part of our life as no 2 of us are the same. Your dad needs to force the nourishement. Give him our best .

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