Radiologist Assistant Curriculum - American Society of Radiologic ...
Radiologist Assistant Curriculum - American Society of Radiologic ...
Radiologist Assistant Curriculum - American Society of Radiologic ...
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c. Pitch<br />
d. Collimation<br />
e. mA modulation techniques<br />
f. Multidetector configuration<br />
g. Gating<br />
2. Radiation protection<br />
3. Dose measurement<br />
a. CT dose index (CTDI)<br />
b. Multiple scan average dose (MSAD)<br />
c. Dose length production (DLP)<br />
4. Patient dose reduction<br />
a. Pediatric<br />
b. Adult<br />
E. Image processing<br />
1. Reconstruction<br />
a. Filtered back projection reconstruction<br />
b. Reconstruction filters (algorithms)<br />
c. Raw data vs. image data<br />
d. Prospective/retrospective reconstruction<br />
e. Effective slice thickness<br />
f. Reconstruction interval<br />
2. Postprocessing<br />
a. Multiplanar reformation<br />
b. 3-D rendering (maximum intensity projection [MIP], shaded surface display<br />
[SSD], VR)<br />
c. Quantitative analysis (e.g., distance, diameter, calcium scoring, ejection<br />
fraction)<br />
F. Image Quality<br />
1. Spatial resolution<br />
2. Contrast resolution<br />
3. Temporal resolution<br />
4. Noise and uniformity<br />
5. QA<br />
6. CT number<br />
7. Linearity<br />
III. Magnetic Resonance<br />
A. MR screening and safety<br />
1. Patient screening<br />
2. Safety (i.e., nonferromagnetic ancillary equipment, quenching)<br />
3. Environment (i.e., magnetic and radi<strong>of</strong>requency [RF] shielding)<br />
4. Biological considerations<br />
a. RF field<br />
1) Specific absorption rate (SAR)<br />
36<br />
© Copyright 2011 by the <strong>American</strong> <strong>Society</strong> <strong>of</strong> <strong>Radiologic</strong> Technologists. All rights reserved.
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