2017_IGRT course book

ALARA in radiotherapy ?

    

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Do not treat the patients

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Treat them with a low dose

 †  ☺ ☺ ☺

Treat without imaging (may miss)

 ☺ ☺ ☺ ☺ ☺

Treat with imaging to the right place

Imaging dose induced cancer  ? Depends on protocol used, organs, age, predisposition, life expectancy