| 单词 |
hyperfractionation |
| 释义 |
hyperfractionation hyperfractionation (hī'pĕr-frak-shŭn-ā'shŭn), Radiation therapy that occurs more than once daily.hyperfractionation Radiation oncology The delivery of radiation in small-dose fractions 2 to 3 times/day to minimize damage to normal tissue typical of smaller fractions. See Fractionation. Cf Accelerated fractionation. hyperfractionation (hī″pĕr-frăk-shŭn-ā′shŭn) The treatment of a tumor with radiation applied in several small doses several hours apart on the same day instead of in a once-a-day dose. Hyperfractionation decreases the side effects of delivery and may permit a tumor to be treated with a greater total radiation dose than traditional fractionation. |
| 随便看 |
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