文献詳細
特集 泌尿器科医のための放射線治療学講座─基礎から徹底的に理解する
〈放射線治療を理解するための基礎〉
文献概要
▶ポイント
・粒子線治療として,陽子線と重粒子線(炭素イオン線)が用いられている.
・粒子線はブラッグピークを利用した深さ方向の制御が可能で,線量分布がX線と大きく異なる.
・重粒子線ではDNAの二重鎖切断がX線に比べて高率に起こり,生物学的効果が高いが,陽子線はX線とほぼ同様である.
・粒子線治療として,陽子線と重粒子線(炭素イオン線)が用いられている.
・粒子線はブラッグピークを利用した深さ方向の制御が可能で,線量分布がX線と大きく異なる.
・重粒子線ではDNAの二重鎖切断がX線に比べて高率に起こり,生物学的効果が高いが,陽子線はX線とほぼ同様である.
参考文献
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