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Positron emission Tomography(PET) (History (1950s—concept, 1975—further…
Positron emission Tomography(PET)
function
observe metabolic processes in the body
What is PET?
a nuclear medicine function imaging technique
How could it help for better understanding
fast
safe
The brain activity is more visual
History
1950s—concept
1975—further development
the development of radio pharmaceuticals
past 30 years
strengths
provide more accurate and complete diagnostic information
determine the tumor is malignant or benignant
get the image of every area in the body at once
weaknesses
expansive
hardly deal with the diseases that are not obvious on the change of metabolism
radioactive