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30-05-2016
Chemistry

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Which radioisotope is used for diagnosing thyroid disorders?
(1) U-238 (3) I-131
(2) Pb-206 (4) Co-60

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04-06-2016

The correct answer is option 3. The radioisotope used for diagnosing thyroid disorders is I-131. This isotope is used due to its low expense compared to other radioisotopes. I- 31 is a beta and gamma emitter used for the ablations of thyroid tumors.

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