in thyroid scintigraphy using Tc-99m pertechnetate

Question Number 1600

Question:
in thyroid scintigraphy using Tc-99m pertechnetate

a) Tc-99m pertechnetate has a biologic half-life of 20 minutes
b) Tc-99m pertechnetate may be administered intravenously
c) is useful for assessing organification function
d) the detector should be placed as close as possible to the organ
e) markers are useful to determine the size of any abnormality


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