DUAL ISOTOPE HEART SPECT (Y153,070)

201Tl (THALLIUM)
123I-MIBG (META IODO BENZYL GUANIDINE)

1.PREPARATION
FASTING FROM MIDNIGHT

2.PROCEDURE+EXAMINATION TIME
-(10MIN) POST INJECTIONS OF THE TWO ISOTOPES START EARLY IMAGES.
(10MIN POST INJECTION), (EARLY SPECT), (TL)+(I)=(DUAL WINDOW), (64*64), (360), (PRESET TIME=40SEC/STEP), (MAG=1.33), (5 DEGREE/STEP), (I WINDOW=159KEV, 15%), (TL WINDOW=70KEV, 15%), (LEGAP), (TOTAL TIME=20MIN)

-(3-4HR) POST INJECTIONS START DELAYED IMAGES.
(3-4HR POST INJECTION), (DELAYED SPECT), (TL)+(I)=(DUAL WINDOW), (64*64), (360), (PRESET TIME=45SEC/STEP), (MAG=1.33), (5 DEGREE/STEP), (I WINDOW=159KEV, 15%), (TL WINDOW=70KEV, 15%), (LEGAP), (TOTAL TIME=23MIN)

3.DOSE
201TL = 148MBq (4mCi)
123I-MIBG = 111MBq (4mCi)