^○Makiko Tsushima¹, mayumi hoshi² (1.Aomori Central Hospital, 2.Tohoku University Hospital)

keiko fukushima¹, ^○hiroshi kawada², satoshi goshima³, takaaki hasegawa⁴, ryouta hanaoka⁵, emiko yamada¹, tsubasa asai⁴, yuuko obata⁶, kiyohito okuda⁷, yuuko ogura⁸, takahiro suzuki⁹, ryoichi kato⁵, yoshitaka inaba⁴ (1.Aichi Cancer Center ,Nagoya, 2.Gifu University Hospital,Gifu, 3.Hamamatsu University Hospital,Hamamatsu, 4.Aichi Cancer Center, Nagoya, 5.Fujita Health University,Toyoake, 6.Gifu University Hospital,Gifu, 7.Gifu University Hospital,Gifu, 8.Fujita Health University,Toyoake, 9.Fujita Health University,Toyoake)

^○chizuko kitaguchi (Central Radiation Department,IVRcenter,Nara Medical University Hospital, Nara ,Japan)