TY - T1 - Radiation-associated sarcoma after breast cancer in a nationwide population : Increasing risk of angiosarcoma SN - / UR - http://hdl.handle.net/10138/248100 T3 - A1 - Salminen, Samuli H.; Sampo, Mika M.; Böhling, Tom O.; Tuomikoski, Laura; Tarkkanen, Maija; Blomqvist, Carl P. A2 - PB - Y1 - 2018 LA - eng AB - Radiation-associated sarcoma (RAS) is a rare complication of radiation therapy (RT) to breast cancer (BC). This study explored RAS after RT to BC in a nationwide population-based material. The Finnish Cancer Registry was queried for patients with BC treated during 1953-2014 who were later diagnosed with a secondary sarcoma in 1953-2014. Registry data, patient files, and sarcoma specimens were analyzed to confirm diagnosis and location of RAS at or close to the RT target volume. A total of 132 51... VO - IS - SP - OP - KW - breast neoplasms; hemangiosarcoma; radiotherapy; registries; sarcoma; SOFT-TISSUE SARCOMAS; RADIOTHERAPY; BONE; THERAPY; CHEMOTHERAPY; INSTITUTION; CARCINOMA; SURVIVAL; 3122 Cancers N1 - PP - ER -