GASTRIC EMPTYING (SOLID) 99mTc-MAA (MACROAGGREGATED ALBUMIN))1.PREPARATION - NO BREAKFAST -ASK THE PATIENT TO BRING FOOD (BREAD, EGGS) WITH HIM IN THE DAY OF THE SCAN, MIX THE FOOD WITH THE ISOTOPE, AND ASK THE PATIENT TO EAT IT. 2.PROCEDURE+EXAMINATION TIME -AFTER EATING TAKE IMAGES UPTO 2HR. (IMMEDIATE AFTER EATING), (STATIC), (256*256), (PRESET TIME=3MIN), (STANDING), (ANT&POST), (IMAGE TAKEN=OMIN, 15MIN, 30MIN, 45MIN, 60MIN, 75MIN, 90MIN, 105MIN, 120MIN), (LEHR), (TOTAL TIME=2HR) 3.DOSE 99mTc-MAA =185MBq (5mCi) NORMAL RANGE: *SOLID T1/2 = 30-45 MIN. |