Warren, There should not much if any outward radiation damage and not knowing how much radiation is prescribed we cannot determine anything. But, since you are taking the IMRT route damage should be kept to a minimum.
Darrell

Stage 3, T3,N1,M0,SCC, Base of Tongue. No Surgery, Radiationx39, Chemo, Taxol & Carboplatin Weekly 8 Treatments 2004. Age 60. Recurrence 2/06, SCC, Chest & Neck (Sub clavean), Remission 8/06. Recurrence SCC 12/10/06 Chest.