Ramer · Alavi Nuclear Medicine Technology

12 Neoplasm and Infection Scintigraphy1) How should 99m Tc sestamibi be administered when usedfor breast tumor imaging?a. intramammary injectionb. via indwelling catheterc. via intravenous injection in the arm contralateralto involved breastd. none of the above2) What is the optimal scanning time for neoplasm whenusing 67 Ga citrate?a. 4 hoursb. 6 hoursc. 24 hoursd. 48 hours3) Lymphoscintigraphy is used to:a. map lymphatic channelsb. determine drainage pathways from malignantneoplasmsc. identify the sentinel noded. all of the abovee. a and b only4) Which of the following is true of 67 Ga citrateand 111 In labeled leukocytes?a. both require use of a medium energy collimatorb. both can be used to effectively image neoplasmsand infectionsc. both have 3 gamma peaks available for imagingd. all of the abovee. a and b only