小しょう線せん源げん

noun

radioactive small source

Technical term used in radiation therapy and nuclear medicine; refers to a small encapsulated radioactive material placed inside or near a tumor.

• 小しょう線せん源げん治ち療りょうは、前ぜん立りつ腺せんがんに対たいして有ゆう効こうな選せん択たく肢しの一ひとつです。

  Brachytherapy using a radioactive small source is one effective option for prostate cancer.