Ruth, I echo everything Amy said, and add that radiation will be fighting the beast in a good way. You might ask again about chemo because the prevailing view now is that the combination renders the ratiation more effective. Either or both will be tough, but we have lots of tips and tricks to help you through.
Let us know how you are doing. If we don't have exactly the same situation, we can support you as much as you need. There is a whole host of patients, caregivers, and survivors here to grab the rope and pull you though!