Call the PCP and ask for the referral over the phone. And ask to see an ENT (not oral surgeon) that deals with Oral cancer. I'm not saying that's what it is, BUT as christine said... you want someone who is very familiar with OC. and kudos to your dentist for doing his job!

Cheryl : Irritation - 2004 BX: 6/2008 : Inflam. BX: 12/10, DX: 12/10 : SCC - LS tongue well dif. T2N1M0. 2/11 hemigloss + recon. : PND - 40 nodes - 39 clear. 3/11 - 5/11 IMRT 33 + cis x2, PEG 3/28/11 - 5/19/11 3 head, 2 chest scans - clear(fingers crossed) HPV-, No smoke, drink, or drugs, Vegan