VENTILATION&PERFUSION (MAA+Kr) (Y79,577)

81mKr + 99mTc-MAA (KRYPTON)+ (MACROAGGREGATED ALBUMIN)

1.PREPARATION
NONE

2.PROCEDURE+EXAMINATION TIME
-(2MIN) POST Tc-MAA INJECTION, Kr GAS BREATHING STARTS.

-START IMAGING AT THE SAME TIME WITH (DUAL WINDOWS SETTING), (Kr & Tc).
(2MIN POST INJECTION), (STATIC), (Kr)+(Tc)=(DUAL WINDOWS), (256*256), (PRESET TIME=150SEC), (ANT,POST,LAO,RAO,LPO,RPO), (TC WINDOW=140KEV,8%), (Kr WINDOW=191,15%), (MEGAP), (MAG=1), (TOTAL TIME=15MIN)

3.DOSE
99mTc-MAA = 185MBq (5mCi)
81mKr = 370MBq (10mCi)