Prostate MRI: Is Endorectal Coil Necessary?—A Review

To assess the necessity of endorectal coil use in 3 Tesla (T) prostate magnetic resonance imaging (MRI), a literature review comparing the image quality and diagnostic performance with an endorectal coil (ERC) and a without endorectal coil (NERC), with a phased array coil or a wearable perineal coil...

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Main Authors: Grace Lee, Aytekin Oto, Mihai Giurcanu
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/12/4/569
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author Grace Lee
Aytekin Oto
Mihai Giurcanu
author_facet Grace Lee
Aytekin Oto
Mihai Giurcanu
author_sort Grace Lee
collection DOAJ
description To assess the necessity of endorectal coil use in 3 Tesla (T) prostate magnetic resonance imaging (MRI), a literature review comparing the image quality and diagnostic performance with an endorectal coil (ERC) and a without endorectal coil (NERC), with a phased array coil or a wearable perineal coil (WPC), was performed. A PubMed search of 3T prostate MRI using an endorectal coil for studies published until 31 July 2021 was performed. A total of 14 studies comparing 3T prostate MRI with and without endorectal coil use were identified. The quality scores and diagnostic performances were recorded for each study. In total, five studies compared image quality; five studies compared quality and performance; and four studies compared performance of detection, size of detected lesions, accuracy of cancer localization, and aggressiveness/staging. The use of an endorectal coil improved image quality with a higher overall signal to noise ratio, posterior and peripheral zone signal to noise ratio, high b-value attenuation diffusion coefficient (ADC) signal to noise ratio, and contrast to noise ratio. Endorectal coil use improved subjective image quality for anatomic detail on T2 weighted images (T2WI) and diffusion weighted images (DWI). Endorectal coil use had less motion artifact on DWI than non-endorectal coil use, but produced a higher occurrence of other artifacts on DWI. Endorectal coils had higher sensitivity, specificity, and positive predictive value (PPV) in the detection of overall and index lesions, as well as smaller and less aggressive lesions, missing fewer and smaller lesions than non-endorectal coils. Endorectal coils had higher sensitivity than non-endorectal coils in localizing and staging lesions. Endorectal coils improved quantitative and qualitative image quality and diagnostic performance in the detection of smaller and less aggressive cancers in 3T prostate MRI.
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spelling doaj.art-ca085af0104b4afa967352deb0877a252023-11-30T21:25:20ZengMDPI AGLife2075-17292022-04-0112456910.3390/life12040569Prostate MRI: Is Endorectal Coil Necessary?—A ReviewGrace Lee0Aytekin Oto1Mihai Giurcanu2Department of Radiology, University of Chicago, 5841 South Maryland Avenue, Chicago, IL 60637, USADepartment of Radiology, University of Chicago, 5841 South Maryland Avenue, Chicago, IL 60637, USADepartment of Public Health Sciences, University of Chicago, 5841 South Maryland Avenue, Chicago, IL 60637, USATo assess the necessity of endorectal coil use in 3 Tesla (T) prostate magnetic resonance imaging (MRI), a literature review comparing the image quality and diagnostic performance with an endorectal coil (ERC) and a without endorectal coil (NERC), with a phased array coil or a wearable perineal coil (WPC), was performed. A PubMed search of 3T prostate MRI using an endorectal coil for studies published until 31 July 2021 was performed. A total of 14 studies comparing 3T prostate MRI with and without endorectal coil use were identified. The quality scores and diagnostic performances were recorded for each study. In total, five studies compared image quality; five studies compared quality and performance; and four studies compared performance of detection, size of detected lesions, accuracy of cancer localization, and aggressiveness/staging. The use of an endorectal coil improved image quality with a higher overall signal to noise ratio, posterior and peripheral zone signal to noise ratio, high b-value attenuation diffusion coefficient (ADC) signal to noise ratio, and contrast to noise ratio. Endorectal coil use improved subjective image quality for anatomic detail on T2 weighted images (T2WI) and diffusion weighted images (DWI). Endorectal coil use had less motion artifact on DWI than non-endorectal coil use, but produced a higher occurrence of other artifacts on DWI. Endorectal coils had higher sensitivity, specificity, and positive predictive value (PPV) in the detection of overall and index lesions, as well as smaller and less aggressive lesions, missing fewer and smaller lesions than non-endorectal coils. Endorectal coils had higher sensitivity than non-endorectal coils in localizing and staging lesions. Endorectal coils improved quantitative and qualitative image quality and diagnostic performance in the detection of smaller and less aggressive cancers in 3T prostate MRI.https://www.mdpi.com/2075-1729/12/4/569endorectalstagingdetectionsignal to noise ratiowearable perineal coil
spellingShingle Grace Lee
Aytekin Oto
Mihai Giurcanu
Prostate MRI: Is Endorectal Coil Necessary?—A Review
Life
endorectal
staging
detection
signal to noise ratio
wearable perineal coil
title Prostate MRI: Is Endorectal Coil Necessary?—A Review
title_full Prostate MRI: Is Endorectal Coil Necessary?—A Review
title_fullStr Prostate MRI: Is Endorectal Coil Necessary?—A Review
title_full_unstemmed Prostate MRI: Is Endorectal Coil Necessary?—A Review
title_short Prostate MRI: Is Endorectal Coil Necessary?—A Review
title_sort prostate mri is endorectal coil necessary a review
topic endorectal
staging
detection
signal to noise ratio
wearable perineal coil
url https://www.mdpi.com/2075-1729/12/4/569
work_keys_str_mv AT gracelee prostatemriisendorectalcoilnecessaryareview
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AT mihaigiurcanu prostatemriisendorectalcoilnecessaryareview