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Assessment of Low-Contrast Resolution for the ACR CT Accreditation Program: What is the Impact of Iterative Reconstruction?
OBJECTIVE: To compare contrast-to-noise ratio (CNR) thresholds with visual assessment of low-contrast resolution (LCR) in filtered-backprojection (FBP) and iteratively-reconstructed (IR) CT images. METHODS: ACR CT accreditation phantom LCR images were acquired at CTDIvol levels of 8, 12, and 16 mGy...
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| Udgivet i: | J Comput Assist Tomogr |
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| Main Authors: | , , , , , , |
| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
2015
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| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4504791/ https://ncbi.nlm.nih.gov/pubmed/25853774 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1097/RCT.0000000000000245 |
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