Welcome. Each patient is different in the amount, areas of radiation received due to the TNM staging, location, size of tumor, other involvement, lymph drainage, bilaterally, if having chemo concurrently, prior surgeries, and so on. As such, each are different in the extent of acute, and late stage toxicities, but there are many common ailments, and some uncommon ones, occurring for your particular type cancer, including BOT, most which start occurring 10-14 days after starting radiation, OCF has addressed most all, so in the side bar you will find the areas for the topics addressed, which can best explain them, in addition too, posting any questions here. Good luck with the RO visit.