Radiofármacos
1
)LJXUD(VTXHPDJHUDOGDSURGXomRGH UDGLRIiUPDFRV.[5]
2
$SUHSDUDomRGHUDGLRIiUPDFRV HQYROYHWUrVHWDSDV %iVLFDV>@ SURGXomRGRUDGLRQXFOtGHR REWHQomRGRFRPSRQHQWHQmRUDGLRDWLYRPROpFXODRX HVWUXWXUDFHOXODU UHDomRGRUDGLRQXFOtGHRFRPRHOHPHQWRQmRUDGLRDWLYR 7RGDVHVVDVHWDSDVSDVVDPSRUFRQWUROHV GHTXDOLGDGHHVSHFtILFRV
3
3URGXomRGH5DGLRQXFOtGHRV
4
3URGXomRGH5DGLRQXFOtGHRV
Æ
UHDWRUHVRX DFHOHUDGRUHV GHSDUWtFXODV
Æ
JHUDGRUHVGHUDGLRLVyWRSRV
$FHVVLELOLGDGH *HUDGRUHVGHUDGLRLVyWRSRVSHUPLWHPDXWLOL]DomRGHUDGLRQXFOtGHRV GHW FXUWRDSDUWLUGRGHFDLPHQWRGHXPUDGLRQXFOtGHRFRPW ORQJR
(VWHVUDGLRQXFOtGHRVGHW ORQJRVmRSURGX]LGRVHPUHDWRURX FtFORWURQ
5
)LJXUD &LFORWURQ>@
6
)LJXUD *HUDGRU>@
7
3URGXomRGH5DGLRQXFOtGHRV
2VJHUDGRUHVSHUPLWHPREWHUXP UDGLRQXFOtGHRGHWFXUWR DSDUWLUGH XPGHWORQJR VmRFRQVWLWXtGRV FROXQDGHDOXPLQDRXUHVLQDGHWURFDL{QLFD
Æ
1HODIL[DVHR5DGLRQXFOtGHRSDL GH
WHPSRGHPHLDYLGDORQJRTXHGHFDLIRUPDQGR RUDGLRQXFOtGHRILOKRVHQGRVHSDUDGRVSRU HOXLomR
2HOXtGRSRGHVHUXWLOL]DGRGLUHWDPHQWHHP DSOLFDo}HVFOtQLFDVFRQVWLWXLQGRDVXEVWkQFLD UDGLRIDUPDFrXWLFDRXSRGHVHUYLUSDUD SUHSDUDUUDGLRIiUPDFRV PDLVFRPSOH[RV
)LJXUD *HUDGRUGH 0RP7HF >@
No caso do gerador 99Mo/99mTc, a atividade do radionuclídeo "filho" (99mTc) vai aumentando à medida que o radionuclídeo "pai" (99Mo) vai decaindo. 8
7DEHOD 0pWRGRVGH3URGXomRHRX2EWHQomRGH 5DGLRQXFOtGHRV
>@
1RWD 7,WUDQVLomRLVRPpULFD &(&DSWXUD(OHWU{QLFD IILVVmRGGrXWHURQ QQHXWU{QSSUyWRQ
9
&DUDFWHUtVWLFDVItVLFDVGRUDGLRQXFOtGHR
(VFROKDGR5DGLRQXFOtGHR
7LSRGHHPLVVmR
{
γ
SDUDXVRGLDJQyVWLFR
4 ÀHIHLWR$XJHU SDUDXVRWHUDSrXWLFR
7HPSRGHPHLD²YLGD