Radiation induced alopecia is hair loss due to damage from radiation therapy. This article talks about how to treat it, starting with something really easy - rubbing a cream on the skin. This resulted in complete response in 16% of people but it helped 82% of the people who tried it. If that doesn't work, there are harder things to try. So if you have a bald spot from radiation and it bothers you, go to a dermatologist and show them this article!