Impact of PET/CT among patients with suspected mycotic aortic aneurysms.

<h4>Purpose</h4>To determine the impact of 18F-fluorodeoxyglucose (FDG) positron emission tomography/computed tomography (PET/CT) on clinical management in patients with suspected mycotic aortic aneurysms (MAA).<h4>Materials and methods</h4>For this observational cohort study...

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Autores principales: Lars Husmann, Martin W Huellner, Hannes Gruenig, Nadia Eberhard, Carlos A Mestres, Zoran Rancic, Barbara Hasse
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Publicado: Public Library of Science (PLoS) 2021
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spelling oai:doaj.org-article:6513423b41af481d9a7833d5bd5a47952021-12-02T20:16:47ZImpact of PET/CT among patients with suspected mycotic aortic aneurysms.1932-620310.1371/journal.pone.0258702https://doaj.org/article/6513423b41af481d9a7833d5bd5a47952021-01-01T00:00:00Zhttps://doi.org/10.1371/journal.pone.0258702https://doaj.org/toc/1932-6203<h4>Purpose</h4>To determine the impact of 18F-fluorodeoxyglucose (FDG) positron emission tomography/computed tomography (PET/CT) on clinical management in patients with suspected mycotic aortic aneurysms (MAA).<h4>Materials and methods</h4>For this observational cohort study 101 PET/CT were acquired in 50 patients, thereof 50 for the initial diagnosis/baseline scan, 51 for follow-up. Impact on patient management was defined in three categories: PET/CT results were "confirmed" (by clinical follow-up), "suspected" (conclusive, not confirmed), or "misleading" (proven wrong by follow-up). For clinical follow-up patient data were recorded at the time of imaging, and at the latest recorded clinical visit. It included patient demographics, clinical information, laboratory data, results of microbiology and other diagnostic procedures, information about treatment, and patient's general health condition.<h4>Results</h4>In four patients (8%) no clinical follow-up was feasible, the other 46 patients were clinically followed for a median of 898 days (IQR 320-4105). The combined evaluation of all 101 PET/CT demonstrated an impact on patient management in 78,5% of cases (48,5% confirmed, 30% suspected). Results of 21,5% of the PET/CT examinations were misleading. Respective values at baseline and at follow-up were: impact on patient management in 82% and 74,5% (70% and 27.5% confirmed, and 12% and 47% suspected), misleading cases in 18% and 25.5%.<h4>Conclusion</h4>In MAA, PET/CT has a high impact on patient management, which is more pronounced with baseline than with follow-up examinations. However, PET/CT results may be misleading in a smaller proportion of cases.Lars HusmannMartin W HuellnerHannes GruenigNadia EberhardCarlos A MestresZoran RancicBarbara HassePublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 16, Iss 10, p e0258702 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Lars Husmann
Martin W Huellner
Hannes Gruenig
Nadia Eberhard
Carlos A Mestres
Zoran Rancic
Barbara Hasse
Impact of PET/CT among patients with suspected mycotic aortic aneurysms.
description <h4>Purpose</h4>To determine the impact of 18F-fluorodeoxyglucose (FDG) positron emission tomography/computed tomography (PET/CT) on clinical management in patients with suspected mycotic aortic aneurysms (MAA).<h4>Materials and methods</h4>For this observational cohort study 101 PET/CT were acquired in 50 patients, thereof 50 for the initial diagnosis/baseline scan, 51 for follow-up. Impact on patient management was defined in three categories: PET/CT results were "confirmed" (by clinical follow-up), "suspected" (conclusive, not confirmed), or "misleading" (proven wrong by follow-up). For clinical follow-up patient data were recorded at the time of imaging, and at the latest recorded clinical visit. It included patient demographics, clinical information, laboratory data, results of microbiology and other diagnostic procedures, information about treatment, and patient's general health condition.<h4>Results</h4>In four patients (8%) no clinical follow-up was feasible, the other 46 patients were clinically followed for a median of 898 days (IQR 320-4105). The combined evaluation of all 101 PET/CT demonstrated an impact on patient management in 78,5% of cases (48,5% confirmed, 30% suspected). Results of 21,5% of the PET/CT examinations were misleading. Respective values at baseline and at follow-up were: impact on patient management in 82% and 74,5% (70% and 27.5% confirmed, and 12% and 47% suspected), misleading cases in 18% and 25.5%.<h4>Conclusion</h4>In MAA, PET/CT has a high impact on patient management, which is more pronounced with baseline than with follow-up examinations. However, PET/CT results may be misleading in a smaller proportion of cases.
format article
author Lars Husmann
Martin W Huellner
Hannes Gruenig
Nadia Eberhard
Carlos A Mestres
Zoran Rancic
Barbara Hasse
author_facet Lars Husmann
Martin W Huellner
Hannes Gruenig
Nadia Eberhard
Carlos A Mestres
Zoran Rancic
Barbara Hasse
author_sort Lars Husmann
title Impact of PET/CT among patients with suspected mycotic aortic aneurysms.
title_short Impact of PET/CT among patients with suspected mycotic aortic aneurysms.
title_full Impact of PET/CT among patients with suspected mycotic aortic aneurysms.
title_fullStr Impact of PET/CT among patients with suspected mycotic aortic aneurysms.
title_full_unstemmed Impact of PET/CT among patients with suspected mycotic aortic aneurysms.
title_sort impact of pet/ct among patients with suspected mycotic aortic aneurysms.
publisher Public Library of Science (PLoS)
publishDate 2021
url https://doaj.org/article/6513423b41af481d9a7833d5bd5a4795
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