Which of the following is not used as a Radioisotope:
Correct Answer: Iodine-135
Description: Ans. (d) Iodine-135Ref: Essentials of radiological Science 2nd ed. 115* Iodine-131 is used to treat the thyroid for cancers and other abnormal conditions such as hyperthyroidism* Iridium-192 can be implanted into cancers of the tongue.* Iodine-135 is an isotope of iodine which is an important isotope from the viewpoint of nuclear reactor physics. It is produced in relatively large amounts as a fission product, and decays to xenon-135, which is a nuclear poison.* Caesium-137 is another example of an implantable radioactive isotope used in the treatment of uterine or vaginal cancers.* Radium-223: This is a new radioisotope used in treatment for secondary cancer in the bones.* Strontium-89 and samarium-153: used for treatment of secondary bone CA.
Category:
Radiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now