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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(100730)PET-CT(PET)(CT),,PETCT,PET-CT,PET-CT,,1PETCT,,,PET-CT1,2PET(PositronEmissionTomography),3,(molecularimaging)CT(ComputedTomography)X4,,PET-CTPETCT,,CTPET,,,5,,,,PET-CT6,,,,1+122,7PET,,PET,PET-CT8,CTCT,PET,,,CT,PET,,,PET-CT3,,,PETCT,PET,PET1h,1/3,68(68Ge),34min,(56)20minCT,1min,PET-CT(3D),(LSO),,10min,:,,;,18F(110min),,6©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(20min)PET,;,,,CTPET,,PET-CT,,,PET-CT,PET-CT,,,PET-CT,PET-CT2000,2003,PET65%,200495%,PET-CT2PET-CTCT(SPECT)6(UniversityofSanFrancisco)HasegawaLang1991,,,X,X,SPECT,,,,GE600XR/TSPECTGE9800CT,1996,Blankespoor1998GEMedicalSystems(GE)HawkeyeSPECT-CT,,,,PET-CT1998,PET-CT(UniversityofPittsburg)1,6CTIPETSystems(CPS),(NCI)CTPET,PETCPSECATART,CTSiemensMedicalSolutions(Siemens)So2matomAR:SP110170168cm,60cm,CTPET60cm30,,CTPET,PETPETCT19982001,300,:1999(ImageoftheYear);2000(Time)3;2001(JournalofNuclearMedicine)PET-CT1998,PET200310,8()PET,PET-CT200010,FDASiemensCTIPET-CT,PET-CT,SiemensBiograph,CTIRevealGE,200012(RSNA),GEDiscoveryLS,2002DiscoverySTPhilipsMedical(Philips)2003GeminiPET-CTPET-CT,,PET-CT3,PET-CT1,6:SiemensCTI,BiographReveal;GEDiscoveryLSDiscoveryST;PhilipsGeminiPET-CT311SiemensBiographCTIRevealPET-CT,SiemensCTICT7©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(BGO)ECATHR+PET,(LSO)ECATAccelPETBGOLSO,(septum),3D,68Ge,CTCTPET,228cm188cm,158cm,,110cm60cm70cm,,PETCT145cm,2m,,,,,CTPET,,PET-CTSiemensBiograph,CTIReveal200212,BiographSensation16(CTIReveal)16CTLSOAccelPETPET,(8117kg)13min,LSO4420mm,200312,SiemensBio2graphLSOHR,CTIRevealHI2REZ312GEDiscoveryLSDiscoverySTGE2000DiscoveryLSPET-CT,AdvanceNxiPETLightspeedPlusHiLiteCT,PETCT,CTPETPETBGO,(2D3D),PET(68Ge)CT70cm,PET59cmPET2002,GEPET-CT,DiscoveryST3D(Dis2coveryLS48mm612612mm),(1824),(9217cm8810cm),,,PET70cmBGO,2D3DCT24816313PhilipsGeminiPET-CTPhilipsPET-CTGemini,GSOAllegroPET,MX8000DCT,CT16CTPET,,,,CTCT70cm,PET63cmPET,3DCT,137CsPET(block),Pixelar,,7,,3D,,,4PET-CTPET-CTCTPET1,6,9(1),,,PET,CT;,CT,PET;,PETPET-CT,411PET,PET,BGO,LSOGSO511MeV10,11(2)BGO,,,3D,2DPETLSO40nsBGO115,3D8©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()46145482030mm014210s15-18cm/100cm13-90s15min/315615MHU68Ge;137Cs;CT80500mA2D/3D;3D01610mm46mm4550cm5560cm70cm5970cmLSO,,,LSO216%176Lu,10000cps,(137Cs)GSOLSO,,BGOLSO,,3D2PET511MeV(mm)(/MeV)nsBGO10149000300LSO11143000040GSO1411800060,,PET46145mm,48mm,46mm,,,,PET-CTCT,PET3D3D,23min(2D56min),LSO,BGO(NECR),,,3D2D,,,,,,,,LSO6ns,GSO8ns,GSO,3D2D,,12CTPET-CT,13,PET-CT68Ge137CsCT,CT,PET,,14,,15,,CT,PET,16,68Ge137Cs,,PET-CTCT70cm,PET60cmPET-CTPET70cm,,,,9©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,4.3PETCTPETCTPET-CT,,PETCT,PET-CT,PETCT,PET-CTSiemens;PhilipsPETCT,,;GE,PET-CT,PET-CT5PET-CTPET-CT2000,,3,PET-CT,:5.1PETCT,PET-CTPETCT,,,,PET-CT3,PET-CT,,,,,17CTPET,,PET-CT5.2PET-CTPET-CT,PET-CT,,PET-CT,,CT,PET-CT,,PETCT,,,PET,PET-CT5.3PET-CTPETPETPET-CT,PET-CTPET,90%,PETPET-CT,,PET-CT,LSO10,52cm,CT,PET5min,CTPET-CT5.4PET-CTPET-CT,PETMRI,,PET-CTPET-MRISPECT-CT18PET-CT1TownsendDW,CarneyJP,YapJT,etal1PET/CTtodayandtomorrow1JNuclMed12004,45(Suppl1):4S14S2SchoderH,ErdiYE,LarsonSM,etal1PET/CT:anewimagingtechnologyinnuclearmedicine1EurJNuclMedMolImaging12003,30(10):14193731,,2001,701©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1):1474,1CT,,2002,8(5):145HuttonBF,BraunM1Softwareforimageregistration:Algo2rithms,accuracy,efficacy1SeminNuclMed12003,33(3):180926TownsendDW,BeyerT,BlodgettTM1PET/CTscanners:Ahardwareapproachtoimagefusion1SeminNuclMed12003,33(3):1932047CohadeC,WahlRL1Applicationsofpositronemissiontomogra2phy/computedtomographyimagefusioninclinicalpositronemissiontomography--clinicaluse,interpretationmethods,diagnosticimprovements1SeminNuclMed12003,33(3):228378PaulinoAC,ThorstadWL,FoxT1Roleoffusioninradiotherapytreatmentplanning1SeminNuclMed12003,33(3):238439ZanzonicoP1Positronemissiontomography:Areviewofbasicprinciples,scannerdesignandperformance,andcurrentsys2tems1SeminNuclMed12004,34(2):8711110NuttR1For:IsLSOthefutureofPETEurJNuclMedMolImaging12002,29(11):1523511KarpJS1Against:IsLSOthefutureofPET?EurJNuclMedMolImaging12002,29(11):1525812NakamotoY,OsmanM,CohadeC,etal1PET/CT:compar2isonofquantitativetraceruptakebetweengermaniumandCTtransmissionattenuation-correctedimages1JNuclMed12002,43(9):11374313KinahanPE,HasegawaBH,BeyerT1X-ray-basedattenua2tioncorrectionforpositronemissiontomography/computedtomog2raphyscanners1SeminNuclMed12003,33(3):1667914BoucherL,RodrigueS,LecomteR,etal1Respiratorygatingfor3-dimensionalPETofthethorax:feasibilityandinitialresults1JNuclMed12004,45(2):214915CookGJ,WegnerEA,FogelmanI1Pitfallsandartifactsin18FDGPETandPET/CToncologicimaging1SeminNuclMed12004,34(2):1223316NehmehSA