Brachytherapy is_____________?
Correct answer: C. Irradiation of tissues by implants within the tissues
- A. Irradiation of tissues from a distance
- B. Irradiation of tissues from a distance of 3 cm
- C. Irradiation of tissues by implants within the tissues
- D. Irradiation of tissues by radiopharmaceuticals
Explanation
Brachytherapy is internal radiotherapy, in which radioactive sources are placed within or immediately beside the tumour tissue. External-beam irradiation delivers radiation from a machine outside the body.
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