Accurate qualitative information about radiopharmaceutical uptake in SPECT imaging is most commonly limited by:
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What attenuation correction method assumes that all material…
What attenuation correction method assumes that all material in a 3D image matrix has the same attenuation coefficient?
The circumferential profile technique used to quantitate SPE…
The circumferential profile technique used to quantitate SPECT myocardial perfusion imaging studies is performed on what set of tomographic slices?
Given adequate count statistics, increasing matrix size resu…
Given adequate count statistics, increasing matrix size results in:
The slice labeled C is which of the following:
The slice labeled C is which of the following:
What is the pixel size when using a 128 x 128 matrix with a…
What is the pixel size when using a 128 x 128 matrix with a 52 cm FOV after applying a 1.5 zoom?
Which of the following statements about the effect of the fi…
Which of the following statements about the effect of the filter cutoff frequency on an image is true?
Which of the following techniques is used to eliminate the “…
Which of the following techniques is used to eliminate the “star” effect created during tomographic reconstruction?
An artifact that occurs when the subject being imaged moves…
An artifact that occurs when the subject being imaged moves out of the field of view during a SPECT acquisition:
The “star” artifact in image reconstruction is most likely c…
The “star” artifact in image reconstruction is most likely created by: