has participant quality recall phenomenon AE AE severity G1 AE severity G2 AE severity G3 AE severity G4 AE severity G5 radiation recall reaction (dermatologic) AE 10037767 CTCAE: E11926 MW, YH NCIt: C78580 a recall phenomenon AE that has the finding of acute skin inflammatory reaction caused by drugs, especially chemotherapeutic agents, for weeks or months following radiotherapy. The inflammatory reaction is confined to the previously irradiated skin and the symptoms disappear after the removal of the pharmaceutical agent.