Yttrium 90

Q ) Which of the following statement regarding yttrium 90 is incorrect: ( From Gen onco Surgery Q 21-40) 
a. Used for brachytherapy
b. Is a pure beta emitter with range of 1 cm
c. Most commonly used for treatment of ca prostate
d. Used in treatment of both primary and metastatic liver cancer through hepatic artery embolization

Answer: 21) C ref devita page 212.

Iodine 125 and pallidium 103 are commonly used for prostate.

All other choices are true

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