PET Flashcards
1
Q
[year, person] first theorized positron
A
1828 - Paul Dirac
2
Q
[year, person] coined term “positron”
A
1932 - Carl D. Anderson
3
Q
annihilation possible?
A
conservation of matter
4
Q
clinical applications of PET
A
brain
heart
oncology
5
Q
[persons, year] developed the ACD
A
Michael Phelps
Edward J. Hoffman
Michael M. Terpogossian
6
Q
[composition] PET detectors
A
8x8 scintillation
inorganic crystals which emit light photons
4 PMT -circular pattern around pt
7
Q
[charac] bismuth geminate (BGO)
A
high stooping power
poor energy resolution
slow scintillation
8
Q
septa composition
A
Pb/W
9
Q
septa purpose
A
limits scattered rad’n from the object reaching the detector
