Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak

Abstract A combination of magnetic resonance imaging (MRI), computed tomography (CT), and radionuclide cisternography are typically used to locate a cerebrospinal fluid (CSF) leak. However, the site of leakage cannot be determined, making treatment more difficult. Therefore, more sensitive imaging t...

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Autores principales: Daehyun Yoon, Peter William Cipriano, Ryan Penticuff, Jessa Ballesteros Castillo, Yingding Xu, Ian Richard Carroll, Sandip Biswal
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Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:5c3edd4980de4730b970600aeae885532021-12-02T14:53:49ZAbnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak10.1038/s41598-021-95056-w2045-2322https://doaj.org/article/5c3edd4980de4730b970600aeae885532021-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-95056-whttps://doaj.org/toc/2045-2322Abstract A combination of magnetic resonance imaging (MRI), computed tomography (CT), and radionuclide cisternography are typically used to locate a cerebrospinal fluid (CSF) leak. However, the site of leakage cannot be determined, making treatment more difficult. Therefore, more sensitive imaging tools are needed. A whole-body [18F]fluorodeoxyglucose (FDG) positron emission tomography (PET)/MRI was conducted on six patients with suspected CSF leak and the resulting images were reviewed in comparison with those from six healthy controls. Paraspinal regions of focally increased uptake of [18F]FDG were quantified using maximum standardized uptake values (SUVmax) and compared to the SUVmax of corresponding regions in the healthy controls. All six patients with suspected CSF leak showed paraspinal regions of significantly greater [18F]FDG uptake compared to the corresponding areas in controls (P < 0.05). Two patients treated with local injections (epidural blood patches and/or epidural fibrin patches) on the site of abnormal PET/MRI findings reported temporary but significant improvement in symptoms. Our results suggest [18F]FDG PET/MRI is sensitive to abnormalities potentially due to suspected CSF leak, which are not necessarily visible on conventional MRI alone or by the standard-of-care imaging methods.Daehyun YoonPeter William CiprianoRyan PenticuffJessa Ballesteros CastilloYingding XuIan Richard CarrollSandip BiswalNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Daehyun Yoon
Peter William Cipriano
Ryan Penticuff
Jessa Ballesteros Castillo
Yingding Xu
Ian Richard Carroll
Sandip Biswal
Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
description Abstract A combination of magnetic resonance imaging (MRI), computed tomography (CT), and radionuclide cisternography are typically used to locate a cerebrospinal fluid (CSF) leak. However, the site of leakage cannot be determined, making treatment more difficult. Therefore, more sensitive imaging tools are needed. A whole-body [18F]fluorodeoxyglucose (FDG) positron emission tomography (PET)/MRI was conducted on six patients with suspected CSF leak and the resulting images were reviewed in comparison with those from six healthy controls. Paraspinal regions of focally increased uptake of [18F]FDG were quantified using maximum standardized uptake values (SUVmax) and compared to the SUVmax of corresponding regions in the healthy controls. All six patients with suspected CSF leak showed paraspinal regions of significantly greater [18F]FDG uptake compared to the corresponding areas in controls (P < 0.05). Two patients treated with local injections (epidural blood patches and/or epidural fibrin patches) on the site of abnormal PET/MRI findings reported temporary but significant improvement in symptoms. Our results suggest [18F]FDG PET/MRI is sensitive to abnormalities potentially due to suspected CSF leak, which are not necessarily visible on conventional MRI alone or by the standard-of-care imaging methods.
format article
author Daehyun Yoon
Peter William Cipriano
Ryan Penticuff
Jessa Ballesteros Castillo
Yingding Xu
Ian Richard Carroll
Sandip Biswal
author_facet Daehyun Yoon
Peter William Cipriano
Ryan Penticuff
Jessa Ballesteros Castillo
Yingding Xu
Ian Richard Carroll
Sandip Biswal
author_sort Daehyun Yoon
title Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
title_short Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
title_full Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
title_fullStr Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
title_full_unstemmed Abnormal [18F]FDG PET/MRI findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
title_sort abnormal [18f]fdg pet/mri findings in paraspinal structures of patients with suspected cerebrospinal fluid leak
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/5c3edd4980de4730b970600aeae88553
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