儿童霍奇金淋巴瘤2021.v3(英文)-NCCN肿瘤临床实践指南_第1页
儿童霍奇金淋巴瘤2021.v3(英文)-NCCN肿瘤临床实践指南_第2页
儿童霍奇金淋巴瘤2021.v3(英文)-NCCN肿瘤临床实践指南_第3页
儿童霍奇金淋巴瘤2021.v3(英文)-NCCN肿瘤临床实践指南_第4页
儿童霍奇金淋巴瘤2021.v3(英文)-NCCN肿瘤临床实践指南_第5页
已阅读5页,还剩94页未读 继续免费阅读

下载本文档

版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领

文档简介

NCCNClinicalPracticeGuidelinesinOncologyNCCNGuidelines®)PediatricHodgkinLymphomaersionMarchVersion3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexJamieEFlerlage,MD,MS/Chair€St.JudeChildren'sResearchHospital/TheUniversityofTennesseeHealthScienceCenter*SusanM.Hiniker,MD/ViceChair§StanfordCancerInstitute*SaroArmenian,DO,MPH€‡CityofHopeNationalMedicalCenterEllenC.Benya,MDфAnn&RobertH.LurieChildren'sHospitalofChicago/RobertH.LurieComprehensiveCancerCenterofNorthwesternUniversityAdamJ.Bobbey,MDфeOhioStateUniversityComprehensivecerCenterJamesCancerHospitaldSoloveResearchInstituteVivianChang,MD€UCLAJonssonComprehensiveCancerCentercyCooperMDeSidneyKimmelComprehensiverCenteratJohnsHopkinsDonW.Coulter,MD€Fred&PamelaBuffettCancerCentervanMD*BradfordS.Hoppe,MD,MPH§CancerCenterLeidyIsenalumhe,MD,MS€‡MoffittCancerCenterComprehensiveCancerCenterKersunMDMSCEMSEdfPhiladelphiaAbramsonheUniversityofPennsylvaniaAdamJ.Lamble,MD€CancerResearchCenterianceALarrierMDMScstituteJeffreyMagee,Md,PhD€‡SitemanCancerCenteratBarnes-JewishHospitalandWashingtonUniversitySchoolof*KwadwoOduro,MD,PhD≠‡rehensiveCancerCenterUniversitysSeidmanCancerCenterandtuteMarthaPachecoMD€nsComprehensiveenterloanKetteringCancerCenterKennethB.Roberts,MD§YaleCancerCenter/SmilowCancerHospital*ChristineM.Smith,MD€‡Vanderbilt-IngramCancerCenter*AliyahR.Sohani,MD≠ttsGeneralHospitalCancerCenterErinM.Trovillion,MD€‡UCSanDiegoMooresCancerCenter*EmilyWalling,MD,MPHS€UniversityofMichiganRogelCancerCenterAnaC.Xavier,MD€O'NealComprehensiveCancerCenteratUABJenniferBurnsCampbellPhDesPanelDisclosures‡Hematology/Hematologyoncology€PediatriconcologyфDiagnosticradiology≠Pathology§Radiotherapy/Radiationoncology*DiscussionSectionWritingCommitteeVersion3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexlievesthatthebestmanagementlievesthatthebestmanagementforanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.tNCCNutionsclickhereinicaltrialsmemberpxofEvidenceanddationsotherwisedNCategoriesofEvidenceandConsensus.NCCNCategoriesofPreference:Allrecommendationsareconsideredappropriate.SeeNCCNCategoriesofPreference.yoftheGuidelinesUpdatesDiagnosisandWorkup(PHL-1)ClinicalStagingofClassicHodgkinLymphoma(PHL-2)PrimaryTreatmentofCHL•Low-RiskDisease(PHL-3)•Intermediate-RiskDisease(PHL-4)•High-RiskDisease(PHL-5)Follow-upAfterCompletionofTreatmentandMonitoringforLateEffects(PHL-6)SuspectedRelapsed/RefractoryCHL(PHL-7)PrinciplesofCriteriaforResponse-AdaptedRadiationTherapy(PHL-A)PrinciplesofPathology(PHL-B)PrinciplesofImaging(PHL-C)PrinciplesofStaging(PHL-D)PrinciplesofSystemicTherapy(PHL-E)PrinciplesofRadiationTherapy(PHL-F)Staging(ST-1)TheNCCNGuidelinesareastatementofevidenceandconsensusoftheauthorsregardingtheirviewsofcurrentlyacceptedapproachestotreatmentAnyclinicianseekingtoapplyorconsulttheNCCNGuidelinesisexpectedtouseindependentmedicaljudgmentinthecontextofindividualstancestodetermineanypatientscareortreatmentTheNationalComprehensiveCancerNetworkNCCNmakesnorepresentationsorwarrantiesofanykindregardingtheircontentuseorapplicationanddisclaimsanyresponsibilityfortheirapplicationoruseinanywayTheNCCNationalComprehensiveCancerNetworkAllrightsreservedTheNCCNGuidelinesandtheillustrationshereinmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.©2021.Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.UPDATESVersion3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexheNCCNGuidelinesforPediatricHodgkinLymphomafromVersioninclude•TheDiscussionsectionwasadded.heNCCNGuidelinesforPediatricHodgkinLymphomafromVersionincludePHL-E(2of3)•Footnotefmodified:PembrolizumabisindicatedforthetreatmentofadultandpediatricpatientswithrefractoryCHL,orwhohaverelapsedafter32ormorepriorlinesoftherapy.PHL-E(3of3)•Referenceadded:GeoergerB,KangHJ,Yalon-OrenM,etal.PembrolizumabinpaediatricpatientswithadvancedmelanomaoraPD-L1-positive,advanced,relapsed,orrefractorysolidtumourorlymphoma(KEYNOTE-051):interimanalysisofanopen-label,single-arm,phase1–2trial.LancetOncol.2020;21:121–33.PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexConsultationwithcentersparticipatinginpediatriccooperativegrouptrialsisencouragedTherecommendationsintheseGuidelinesarefromthepreviousandmostrecentlypublishedtrials.•Referraltocurrentclinicaltrialsisencouragedwhereavailable.ThepediatricHodgkinlymphomaHL)panelconsiders“pediatric”toincludeanypatientaged≤18years,andmaybeapplicabletoesareintendedtoincludeAYApatientscologysettingsForgeneraloncologiccareofAYApatientsseetheNCCNGuidelinesTheguidelinesdonotcurrentlyaddressnodularlymphocyte-predominantHodgkinlymphoma(NLPHL),asdataarelimitedinpediatricpatients.Note:Allrecommendationsarecategory2Aunlessotherwiseindicated.ClinicalTrials:NCCNbelievesthatthebestmanagementofanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.INTRO-1Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.ionalbiopsya•Immunohisto-evaluationbErythrocytesedimentationrateESR)and/orC-reactiveprotein(CRP)mprehensivemetabolicpanelEchocardiogramespeciallyifanthracycline-basedchemotherapyisindicated)stxrayposteroanteriorPAandlateralviewsifcrossionalbiopsya•Immunohisto-evaluationbErythrocytesedimentationrateESR)and/orC-reactiveprotein(CRP)mprehensivemetabolicpanelEchocardiogramespeciallyifanthracycline-basedchemotherapyisindicated)stxrayposteroanteriorPAandlateralviewsifcrosssectionalimagingnotavailableornecessitatedtodeterminebulkofdiseaseforaclinicaltrial)c•k/chest/abdomen/pelviswithcontrastorCTchestandMRIneck/abdomen/•PET/CTscandorPET/MRIscand(whole-body)cPregnancytestforwomenofchildbearingagecapacityDLCOifbleomycinindicatedfOnlyconsiderbilateralbonemarrowbiopsyiftherearecytopeniasandnegativePETgalpresentationofHodgkinlymphomaorifthereisanunusualHLForchildrenwhoareunabletocooperateforPFTsthethoughttobesecondarytocytokinerelease)bonemarrowinvolvementisnotsweatsorweightloss>10%ofbodyweightwithin6monthsofdiagnosis)dexDIAGNOSISionalWORKUPEssential:tifferentialgifferentialgFertilitysmokingdrugcessationpsychosocialSeeNCCNGuidelinesilitypreservatione•ECGilitypreservatione•ECG•HIVandhepatitisB/Ctesting(encouraged)CLINICALPRESENTATIONHodgkinlicalaCoreneedlebiopsymaybeadequateifitisdiagnostic.Fine-needleaCoreneedlebiopsymaybeadequateifitisdiagnostic.Fine-needlePrinciplesofPathology(PHL-B).y,dihiior.toallowforstagingandriskassignment.Consultationwithradiationoncologistwhenconsideringtreatmentoptionsandadequacyofimagingforpotentialfutureradiationtherapyisstronglyrecommended.dIncasesofPETpositivitywheresitesofdiseaseareinconsistentwithSeePrinciplesofImaging(PHL-dIncasesofPETpositivitywheresitesofdiseaseareinconsistentwithdiseasepresentation(ie,HIV),additionalclinicalevaluationmayberequiredtostagethepatient.SeePrinciplesofStaging(PHL-D).IfPETnegativeforanatomiclesionsofconcern,biopsyshouldbeconsidered.eFertilitypreservationisanoptionforsomepatients.RefertofertilityclinicforfurtherfIngeneralFEV1/FVC>60%byPFTforfIngeneralFEV1/FVC>60%byPFTforuseofbleomycin,unlessduetolargecriteriaare:noevidenceofdyspneaatrest,noexerciseintolerance,andapulsegInmostinstancesifthePET/CTgInmostinstancesifthePET/CTdisplaysahomogeneouspatternofmarrowuptakeassumed.Iftherearemultifocal(>2–3)skeletalPETlesionswithoutcorticaldestructiononCT,marrowinvolvementmaybeassumedandabonemarrowbiopsyisnotneeded(LDHL),andlymphocyte-rich(LRHL)subtypes.Ifgrey-zone,seeNCCNGuidelinesforB-CellLymphomas.ManagementofNLPHLisnotincludedintheseguidelines.Note:Allrecommendationsarecategory2Aunlessotherwiseindicated.ClinicalTrials:NCCNbelievesthatthebestmanagementofanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.PHL-1Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.ageNoLowrisk(perEuroNet-PHL-C1l)PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©ageNoLowrisk(perEuroNet-PHL-C1l)dexCLINICALSTAGINGOFCLASSICHODGKINLYMPHOMARiskstratificationisevolvingThistablerepresentsclinicaltrialswithpublisheddataConsiderconsultationwithacenterofexpertiseforpatientmanagementenrollmentinaclinicaltrialispreferredClinicaltrialstagingmaydifferfromthistable,andcloseattentiontotrialeligibilityandstagingshouldbefollowed.EE-lesionsj(SeePHL-D)Lowrisk(perEuroNet-PHL-CIntermediaterisk(perAHOD0031) YesYesIntermediaterisk(perEuroNet-PHL-C1lorAHOD0031)IBAnyNoLowrisk(perEuroNet-PHL-C1l) AnyAnyIntermediaterisk(perAHOD0031)NoNoIntermediaterisk(perAHOD0031orEuroNet-PHL-C1l)NoYesorIIBiHighNoYesorIIBiHighrisk(perEuroNet-PHL-C1l)YesAnyHighrisk(perAHOD1331l) YesYesHighrisk(perEuroNet-PHL-C1l)AnyNoIntermediaterisk(perAHOD0031orEuroNet-PHL-C1l)AnyYesor Highrisk(perAnyYesor Highrisk(perEuroNet-PHL-C1l)IIIB,IVAnyAnyHighrisk(AHOD1331lorEuroNet-PHL-C1l)LowRiskDiseasermediateRiskhRiskiOnlyIIBwithbulkwasupstagedtohighriskinthemostrecentseriesofCOGclinicaltrials.Thepanelacknowledgesthatcurrenttrialshavemodifiedthesegroupings.kGPOH-HD-2002:Mauz-KörholzC,etal.JClinOncol2010;28:3680-3686;EuroNet-PHL-C1:Landman-ParkerJ,etal.Hematologica/ISHL10,jE-lesionsaredefinedbytheHD10studyaslocalizedinvolvementofextralymphatictissue(bycontiguousgrowthfromaninvolvedlymphnodeorincloseanatomicrelation)thatistreatablebyirradiation.(EngertA,etal.NEnglJMed2010;363:640-652;ListerTA,etal.JClinOncol1989;7:1630-1636.)2016[Abstract#P064];101:35;AHOD0031:FriedmanDL,etal.JClinOncol2014;32:3651-3658;AHOD1331:KellyKM,etal.BrJHaematol2019;187:39-48;CastellinoSM,etal.KlinPadiatr2020;232(02):82-83.lStudyiscompleteanddataareemerging.Note:Allrecommendationsarecategory2Aunlessotherwiseindicated.ClinicalTrials:NCCNbelievesthatthebestmanagementofanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.PHL-2Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexCLINICALPRESENTATION:mphomaRESPONSEpPRIMARYTREATMENTmRESPONSEpOngoingclinicaltrialAdequatePHLClPHLClntontoISRTqtoallsitesandboosttositesofinadequateresponseEndofntntoABVDSeeNCCNGuidelinesforHodgkinLymphoma(Adult)orUsefulincertaincircumstancesAdequatecellularityntontoEndofntntolStudyiscompleteanddataareemerging.mRegimensarebasedoffofstudieswithpediatricdata.nSeePrinciplesofSystemicTherapy(PHL-E).oFDG-PET/CTorPET/MRIandcontrast-enhanceddiagnosticCTorMRIoforiginalsitesofdiseaseifnotincludedwithPET.pSeePrinciplesofCriteriaforResponse-AdaptedRadiationTherapy(PHL-A).qSeePrinciplesofRadiationTherapy(PHL-F).FollowupPHLSeeFollow-up(PHL-6)orIfconcernforpersistentdisease,seeTherapyforRelapsedorRefractoryDisease(PHL-7)eeFollowupPHLSeeFollow-up(PHL-6)orIfconcernforpersistentdisease,seeTherapyforRelapsedorRefractoryDisease(PHL-7)Note:Allrecommendationsarecategory2Aunlessotherwiseindicated.ClinicalTrials:NCCNbelievesthatthebestmanagementofanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PHL-3PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexCLINICALPRESENTATION:mphomaPRIMARYTREATMENTm,nclinicaltrialABVE-PCx2cyclesPHLClPHLClOtherrecommendedABVDRESPONSEo,pADDITIONALTREATMENTn,pntontoAdequateInadequatex2cyclesassessmento,pABVE-PCEndx2cyclesassessmento,p ISRT ISRTq,sx2cyclesrapyntolowuprapyntoRTqRTqstoesntonto COPDACx2cyclesEndofntntox2cyclesISRTqtoallsitesandboosttositesofinadequateresponseGuidelinesforHodgkinLymphomaAdultSeeFollow-up(PHL-6)orIfconcernforpersistentdisease,seeTherapyforRelapsedorRefractoryDisease(PHL-7)lStudyiscompleteanddataareemerging.mRegimensarebasedoffofstudieswithpediatricdata.nSeePrinciplesofSystemicTherapy(PHL-E).oFDG-PET/CTorPET/MRIandcontrast-enhanceddiagnosticCTorMRIoforiginalsitesofdiseaseifnotincludedwithPET.pSeePrinciplesofCriteriaforResponse-AdaptedRadiationTherapy(PHL-A).qSeePrinciplesofRadiationTherapy(PHL-F).rRER=Rapidearlyresponders;SER=Slowearlyresponders.sISRTcansafelyreplaceIFRT(seePHL-F).Note:Allrecommendationsarecategory2Aunlessotherwiseindicated.ClinicalTrials:NCCNbelievesthatthebestmanagementofanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.PHL-4Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.Notapprovedfordistribution.Copyright©2022NationalComprehensiveCancerNetwork,Inc.,AllRightsReserved.dexCLINICALPRESENTATION:mphomaPRIMARYRESPONSEpADDITIONALTREATMENTm,pTREATMENTm,noABVE-PCx2cyclesResponseISRTqtoEndofeeHighriskTherapyforAdequateRelapsedorCxcyclesABVE-PCx2cyclesResponseISRTqtoEndofeeHighriskTherapyforAdequateRelapsedorCxcyclesresponseRefractoryUsefulincertaincircumstancesresponsepororSeeNCCNGuidelinesforHodgkinLymphoma(Adult)ommendationsforABVEPCarebasedonemergingdatafromAHODCyclophosphamidedosinginAHODdiffersfromAHOD1331.AHODCyclophosphamidedosinginAHODdiffersfromAHOD1331.SeePrinciplesofSystemicTherapy(PHL-E).uBEACOPPhasbeenstudiedinpediatrictrialsieCCGuBEACOPPhasbeenstudiedinpediatrictrialsieCCG59704).ConsideronlyforselectpatientswithextensivediseasegivenconcernsforacuteandonlyforselectpatientswithextensivediseasegivenconcernsforacuteandxicityriskSeeNCCNGuidelinesforHodgkinLymphomawhereoFDG-PET/CTorPET/MRIandcontrast-enhanceddiagnosticCTorMRIofregimenswithreducednumberofcyclesofBEACOPPhavebeenregimenswithreducednumberofcyclesofBEACOPPhavebeendeveloped.vRRLRapidlyrespondinglesionsSRLSlowrespondinglesionsLMA=pSeevRRLRapidlyrespondinglesionsSRLSlowrespondinglesionsLMA=naladenopathyqSeePrinciplesofRadiationTherapy(PHL-naladenopathyNote:Allrecommendationsarecategory2Aunlessotherwiseindicated.ClinicalTrials:NCCNbelievesthatthebestmanagementofanypatientwithcancerisinaclinicaltrial.Participationinclinicaltrialsisespeciallyencouraged.PHL-5Version3.2021,03/18/21©2021NationalComprehensiveCancerNetwork(NCCN),Allrightsreserved.NCCNGuidelinesandthisillustrationmaynotbereproducedinanyformwithouttheexpresswrittenpermissionofNCCN.PrinciplesofPathologyandSeeTherapyforRelapsed/RefractoryDisease(PHL-7)PrintedbyMinTangon3/14/20227:08:58AM.Forpersonaluseonly.NotPrinciplesofPathologyandSeeTherapyforRelapsed/RefractoryDisease(PHL-7)dexFOLLOW-UPAFTERCOMPLETIONOFTREATMENTANDMONITORINGFORLATEEFFECTSlanceFollow-upAfterCompletionofTreatmentInterimHPpEvery3–4monthsfor1–2years,pthenevery6–12monthsuntilyear3,pthenannuallyuntil5years•Laboratorystudies:pCBCwithdifferential,ESRorCRP,chemistryprofileasclinicallyindicated.pThyroid-stimulatinghormone(TSH)atleastannuallyifRTtoneck.•ConsiderPFTs(ifbleomycin,pulmonaryRT,significantpulmonaryinvolvement,orotherclinicalconcerns)•ImagingpConsiderendoftherapyECHO.pImagingstudiesareonlyrecommendedwhenrelapseissuspected,becausemostpatientswillclinicallydeclarethemselvesandthereisnosurvivaladvantageinpre-emptiveimaging.pIfclinicalconcern,CTwithcontrastorMRIoforiginalsitesofdiseasemaybeperformedandfollowedat3-to6-mointervalsupto2yfollowingcompletionoftherapy.pMRIisacceptableinplaceofCTscanforneck/abdomen/pelvis,butnotforchest;diagnosticCTofchestisneeded.pPET/CTorPET/MRIifpreviousPETwaspositive(Deauville3–5),toconfirmcompleteresponse(CR)atendofallprescribedtherapyincludingRT.Oncenegative,repeatPETshouldnotbedoneunlessevaluatingsuspiciousfindingsonH&PorCTorMRI.◊Waitatleast8–12weeksafterendofRTtoperformPETtominimizefalse-positiveresults.◊SurveillancePETisnotrecommendedduetoriskforfalsepositives.pIfconcernforrelapse,managementdecisionsshouldnotbebasedonPETscanalone;clinicalandpathologiccorrelationisneeded.SeePrinciplesofPathology(PHL-B)andSeeTherapyforRelapsed/RefractoryDisease(PHL-7).•ImmunizationspAnnualinfluenzavaccineisrecommended,ev

温馨提示

  • 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
  • 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
  • 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
  • 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
  • 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
  • 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
  • 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

评论

0/150

提交评论