CT and PET scans demonstrate different aspects of disease indicating regions with ___________.
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Two photons arising from the same annihilation event and det…
Two photons arising from the same annihilation event and detected by two detectors within the coincidence time-window are __________.
A substance used to enhance the visibility of a structure or…
A substance used to enhance the visibility of a structure or fluid in the body for medical imaging is called _________.
Which of the following is TRUE for PET/MRI in pediatric pati…
Which of the following is TRUE for PET/MRI in pediatric patients?
Truncation is a source of streaking artifacts at the edge of…
Truncation is a source of streaking artifacts at the edge of the CT image. The presence of streaking artifacts:
A positron has the same mass as an electron and an electric…
A positron has the same mass as an electron and an electric charge of __________.
Patients with malignant melanoma should be scanned with thei…
Patients with malignant melanoma should be scanned with their arms __________.
Which of the following is the preferred contrast agent when…
Which of the following is the preferred contrast agent when a bowel obstruction is suspected?
The PET system capacity to distinguish between two points af…
The PET system capacity to distinguish between two points after image reconstruction is called __________.
Which of the following scintillators commonly used in PET im…
Which of the following scintillators commonly used in PET imaging has the highest stopping power?