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Radiology General bc13b90b

Isotope used in RAIU –

A
I131
B
I123
C
I125
D
I127
High-Yield Explanation
RAIU stands for radioactive iodine uptake. It is a thyroid imaging method that measures the fraction of orally administered iodine isotope taken up by thyroid. 1123 is the agent of choice for RAIU.

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