Radiation recall dermatitis: case report and review of the literature.

"Radiation recall"-also called "radiation recall dermatitis"-has been defined as the "recalling" by skin of previous radiation exposure in response to the administration of certain response-inducing drugs. Although the phenomenon is relatively well known in the medical world, an exact cause has not been documented. Here, we report a rare occurrence of the radiation recall phenomenon in a breast cancer patient after palliative radiotherapy for bone, brain, and orbital metastases.