RTOG放疗中胸部危及器官勾画.pptx

AtlasesforOrgansatRisk(OARs)inThoracicRadiationTherapy放疗中胸部危机器官勾画OutlineofContentRTOG1106RequiredOARsRTOG1106OptionalOARs结构结构Atlasoflung,esophagus,andspinalcord肺、食管、脊髓勾画RTOG放疗中胸部危及器官勾画EsophagusstartsatthelevelofcricoidLungisvisiblenowoftheleftapex食管从环状软骨开始，此时左侧肺尖可见Thestructureofspinalcordshouldincludetheentirespinalcanaltodecreasecontouringvariations.脊髓应该包含整个椎管，且向下勾画轮廓在改变Esophagus,lungandcordcontinue…Esophagus,lungandcordcontinue…Esophagus,lungandcordcontinue…Esophagus,lung,cord,greatvesselsandproximalbronchialtreeEsophagus,lung,cord,greatvesselsandproximalbronchialtreeEsophagus,lung,cord,greatvesselsandproximalbronchialtreecontinue…AA=ascendingaorta,PA=pulmonaryartery,DA=descendingaorta,SVC=superiorvenacavaEsophagus,lung,cordcontinue…Esophagusendsatgastric-esophagealjunction,Lungandcordcontinue…Lungends,cordcontinuesuntilthebottomofL2Vertebralbody肺结束，脊髓继续直到L2椎体AtlasforBrachialPlexus臂丛勾画LocatingtheBrachialPlexus定位臂丛LocatingtheBrachialPlexusBrachialplexusstartsbetweenC4C5臂丛从C4C5开始RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画VeinBrachialplexusnotvisibleanymorePBTshouldincludethedistal2cmofthetrachea,thecarina,therightandleftmainstembronchi,therightandleftupperlobebronchi,theintermediusbronchus,therightmiddlelobebronchus,thelingularbronchus,andtherightandleftlowerlobebronchi(a,b,c,d,e,f,ginthefigure)PBT应该包含器官远端2cm、隆突、左右主支气管、左右上叶支气管、中间支气管、右中叶支气管、舌叶支气管、和左右下叶支气管。ProximalBronchialTreePBTstartsat2cmabovecarinaPBT从隆突上2cm开始ProximalBronchusTreecontinues…ProximalBronchusTreeContinues…ProximalBronchusTreecontinues…RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画RTOG放疗中胸部危及器官勾画ProximalBronchusTreeEndsattheleveloflobarbronchusbifurcatingintosegmentalbronchusChestWallContoursChestWall(CW)ChestWallChestWallChestWallChestWallPericardium/Heart,GreatVessels,HeartChambers,andNormalPericardialRecesses心包/心脏、大血管、心腔、正常心包凹陷Pericardi