| radon seed |
A tissue implant containing radon that is used to treat internal malignancies.
출처:
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| radon |
a heavy, colorless, gaseous, radioactive element; atomic weight, 222; atomic number, 86; obtained by the breaking up of radium, and used in radiotherapy. 219Rn is a radioactive isotope of the actinium radioactive series. 220Rn is a radioactive isotope of the thorium radioactive series.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| radon s. |
a small sealed container or tube for carrying radon, made of gold or glass, for insertion into tissues for the treatment of certain malignant diseases; it is visible radiographically.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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