Christine has said the most important info to you already. Listen to her and get the biopsy. I am one in the few range as my OC has an unknown cause and termed unique. Good luck and I have you in the prayers for a negative report.

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