PET Instrumentation
Each detector block in a PET scanner has how many PMTs?
Four
Which radiopharmaceutical is used to image bone scans with PET?
F-18 sodium fluoride
Other than FDG, which radiopharmaceutical can be used for viability studies?
Tl-201 chloride
A photopenic area on stress imaging that looks normal on rest images represents which disease state?
Ischemia
Which therapy requires amino acids to be administered?
Lutathera
This type of PET scanner uses physical collimation.
2D
Including units, what is the correct dose of Ga-68 DOTATATE?
0.054 mCi/kg
Which inflammatory disease of the heart can be imaged using F-18 FDG?
Cardiac sarcoid
Each stage of a Bruce protocol is how many minutes long?
3 minutes
Pluvicto is given for how many total injections?
Six
This property of crystals determines the scanner dead time.
Light decay time
Which two organs show the most normal uptake of F-18 Fluciclovine?
Liver and pancreas
Which planar view shows the best separation between the right and left ventricles?
LAO
How many mCi of Tc-99m sestamibi should be used for rest imaging when using a 2-day protocol?
30 mCi
What is the prescribed dose of Ra-223 including units?
1.49 microcuries/kg
The difference in time between the detection of the two photons helps determine the likely location of the event.
Time of flight
What is the prescribed dose of F-18 Pylarify?
8-10 mCi
A right to left shunt causes blood to bypass which organ?
Lungs
Imaging can begin how soon after the injection of Tc-99m Sestamibi?
45 minutes
Post-therapy imaging of Y-90 microspheres should have a photopeak of what?
80 keV
Event where one photon from annihilation and one photon from another annihilation are detected along the same LOR.
Random coincidence
What medication must patients refrain from taking before having a Ga-68 DOTATATE scan?
SSAs
Having this within a week of a PYP scan can cause a false positive for amyloidosis.
Heart attack
Which valve is found between the left atrium and left ventricle?
Mitral valve
What is the approximate size of the Y-90 microspheres?
20-60 microns