S?e?n?d? m?e? t?h?e? f?u?l?l? f?o?r?m? o?f? P?E?T? s?c?a?n? a?n?d? i?t?s? u?s?e?

Dear Student

PET stands for positron emission tomography scan.
PET scan uses radioactive drug to find areas of body where cells are more active than normal. It is used to diagnose cancer. 

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