Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook

(1) Background: Tauopathies are a group of diseases characterized by the deposition of abnormal tau protein. They are distinguished into 3R, 4R, and 3R/4R tauopathies and also include Alzheimer’s disease (AD) and chronic traumatic encephalopathy (CTE). Positron emission tomography (PET) imaging repr...

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Main Authors: Miriam Conte, Maria Silvia De Feo, Marko Magdi Abdou Sidrak, Ferdinando Corica, Joana Gorica, Giorgia Maria Granese, Luca Filippi, Giuseppe De Vincentis, Viviana Frantellizzi
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/13/10/1682
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author Miriam Conte
Maria Silvia De Feo
Marko Magdi Abdou Sidrak
Ferdinando Corica
Joana Gorica
Giorgia Maria Granese
Luca Filippi
Giuseppe De Vincentis
Viviana Frantellizzi
author_facet Miriam Conte
Maria Silvia De Feo
Marko Magdi Abdou Sidrak
Ferdinando Corica
Joana Gorica
Giorgia Maria Granese
Luca Filippi
Giuseppe De Vincentis
Viviana Frantellizzi
author_sort Miriam Conte
collection DOAJ
description (1) Background: Tauopathies are a group of diseases characterized by the deposition of abnormal tau protein. They are distinguished into 3R, 4R, and 3R/4R tauopathies and also include Alzheimer’s disease (AD) and chronic traumatic encephalopathy (CTE). Positron emission tomography (PET) imaging represents a pivotal instrument to guide clinicians. This systematic review aims to summarize the current and novel PET tracers. (2) Methods: Literature research was conducted on Pubmed, Scopus, Medline, Central, and the Web of Science using the query “pet ligands” and “tauopathies”. Articles published from January 2018 to 9 February, 2023, were searched. Only studies on the development of novel PET radiotracers for imaging in tauopathies or comparative studies between existing PET tracers were included. (3) Results: A total of 126 articles were found, as follows: 96 were identified from PubMed, 27 from Scopus, one on Central, two on Medline, and zero on the Web of Science. Twenty-four duplicated works were excluded, and 63 articles did not satisfy the inclusion criteria. The remaining 40 articles were included for quality assessment. (4) Conclusions: PET imaging represents a valid instrument capable of helping clinicians in diagnosis, but it is not always perfect in differential diagnosis, even if further investigations on humans for novel promising ligands are needed.
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spelling doaj.art-2bed5443c4284830911ae758c4ef92222023-11-18T01:03:25ZengMDPI AGDiagnostics2075-44182023-05-011310168210.3390/diagnostics13101682Imaging of Tauopathies with PET Ligands: State of the Art and Future OutlookMiriam Conte0Maria Silvia De Feo1Marko Magdi Abdou Sidrak2Ferdinando Corica3Joana Gorica4Giorgia Maria Granese5Luca Filippi6Giuseppe De Vincentis7Viviana Frantellizzi8Department of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Nuclear Medicine, Santa Maria Goretti Hospital, 00410 Latina, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, ItalyDepartment of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, 00161 Rome, Italy(1) Background: Tauopathies are a group of diseases characterized by the deposition of abnormal tau protein. They are distinguished into 3R, 4R, and 3R/4R tauopathies and also include Alzheimer’s disease (AD) and chronic traumatic encephalopathy (CTE). Positron emission tomography (PET) imaging represents a pivotal instrument to guide clinicians. This systematic review aims to summarize the current and novel PET tracers. (2) Methods: Literature research was conducted on Pubmed, Scopus, Medline, Central, and the Web of Science using the query “pet ligands” and “tauopathies”. Articles published from January 2018 to 9 February, 2023, were searched. Only studies on the development of novel PET radiotracers for imaging in tauopathies or comparative studies between existing PET tracers were included. (3) Results: A total of 126 articles were found, as follows: 96 were identified from PubMed, 27 from Scopus, one on Central, two on Medline, and zero on the Web of Science. Twenty-four duplicated works were excluded, and 63 articles did not satisfy the inclusion criteria. The remaining 40 articles were included for quality assessment. (4) Conclusions: PET imaging represents a valid instrument capable of helping clinicians in diagnosis, but it is not always perfect in differential diagnosis, even if further investigations on humans for novel promising ligands are needed.https://www.mdpi.com/2075-4418/13/10/1682tauopathiesAlzheimer’s diseasePET imagingtau PETTSPOPiB
spellingShingle Miriam Conte
Maria Silvia De Feo
Marko Magdi Abdou Sidrak
Ferdinando Corica
Joana Gorica
Giorgia Maria Granese
Luca Filippi
Giuseppe De Vincentis
Viviana Frantellizzi
Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook
Diagnostics
tauopathies
Alzheimer’s disease
PET imaging
tau PET
TSPO
PiB
title Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook
title_full Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook
title_fullStr Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook
title_full_unstemmed Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook
title_short Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook
title_sort imaging of tauopathies with pet ligands state of the art and future outlook
topic tauopathies
Alzheimer’s disease
PET imaging
tau PET
TSPO
PiB
url https://www.mdpi.com/2075-4418/13/10/1682
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