Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review

Aim. To systematically review the role of positron emission tomography (PET) with fluorine-18-fluorodeoxyglucose (FDG) in patients with neurofibromatosis type 1 (NF1). Methods. A comprehensive literature search of published studies regarding FDG-PET and PET/CT in patients with NF1 was performed. No...

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Main Authors: Giorgio Treglia, Silvia Taralli, Francesco Bertagna, Marco Salsano, Barbara Muoio, Pierluigi Novellis, Maria Letizia Vita, Fabio Maggi, Alessandro Giordano
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Radiology Research and Practice
Online Access:http://dx.doi.org/10.1155/2012/431029
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author Giorgio Treglia
Silvia Taralli
Francesco Bertagna
Marco Salsano
Barbara Muoio
Pierluigi Novellis
Maria Letizia Vita
Fabio Maggi
Alessandro Giordano
author_facet Giorgio Treglia
Silvia Taralli
Francesco Bertagna
Marco Salsano
Barbara Muoio
Pierluigi Novellis
Maria Letizia Vita
Fabio Maggi
Alessandro Giordano
author_sort Giorgio Treglia
collection DOAJ
description Aim. To systematically review the role of positron emission tomography (PET) with fluorine-18-fluorodeoxyglucose (FDG) in patients with neurofibromatosis type 1 (NF1). Methods. A comprehensive literature search of published studies regarding FDG-PET and PET/CT in patients with NF1 was performed. No beginning date limit and language restriction were used; the search was updated until December 2011. Only those studies or subsets in studies including whole-body FDG-PET or PET/CT scans performed in patients with NF1 were included. Results. We identified 12 studies including 352 NF1 patients. Qualitative evaluation was performed in about half of the studies and semiquantitative analysis, mainly based on different values of SUV cutoff, in the others. Most of the studies evaluated the role of FDG-PET for differentiating benign from malignant peripheral nerve sheath tumors (MPNSTs). Malignant lesions were detected with a sensitivity ranging between 100% and 89%, but with lower specificity, ranging between 100% and 72%. Moreover, FDG-PET seems to be an important imaging modality for predicting the progression to MPNST and the outcome in patients with MPNST. Two studies evaluated the role of FDG-PET in pediatric patients with NF1. Conclusions. FDG-PET and PET/CT are useful methods to identify malignant change in neurogenic tumors in NF1 and to discriminate malignant from benign neurogenic lesions.
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spelling doaj-art-008034f4bf2049b891a4072d8b5d30c62025-02-03T05:59:04ZengWileyRadiology Research and Practice2090-19412090-195X2012-01-01201210.1155/2012/431029431029Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic ReviewGiorgio Treglia0Silvia Taralli1Francesco Bertagna2Marco Salsano3Barbara Muoio4Pierluigi Novellis5Maria Letizia Vita6Fabio Maggi7Alessandro Giordano8Institute of Nuclear Medicine, Catholic University of the Sacred Heart, 00168 Rome, ItalyInstitute of Nuclear Medicine, Catholic University of the Sacred Heart, 00168 Rome, ItalyDepartment of Nuclear Medicine, University of Brescia, 25123 Brescia, ItalyInstitute of Radiology, Catholic University of the Sacred Heart, 00168 Rome, ItalySchool of Medicine, Catholic University of the Sacred Heart, 00168 Rome, ItalyDepartment of Thoracic Surgery, Catholic University of the Sacred Heart, 00168 Rome, ItalyDepartment of Thoracic Surgery, Catholic University of the Sacred Heart, 00168 Rome, ItalyInstitute of Radiology, Catholic University of the Sacred Heart, 00168 Rome, ItalyInstitute of Nuclear Medicine, Catholic University of the Sacred Heart, 00168 Rome, ItalyAim. To systematically review the role of positron emission tomography (PET) with fluorine-18-fluorodeoxyglucose (FDG) in patients with neurofibromatosis type 1 (NF1). Methods. A comprehensive literature search of published studies regarding FDG-PET and PET/CT in patients with NF1 was performed. No beginning date limit and language restriction were used; the search was updated until December 2011. Only those studies or subsets in studies including whole-body FDG-PET or PET/CT scans performed in patients with NF1 were included. Results. We identified 12 studies including 352 NF1 patients. Qualitative evaluation was performed in about half of the studies and semiquantitative analysis, mainly based on different values of SUV cutoff, in the others. Most of the studies evaluated the role of FDG-PET for differentiating benign from malignant peripheral nerve sheath tumors (MPNSTs). Malignant lesions were detected with a sensitivity ranging between 100% and 89%, but with lower specificity, ranging between 100% and 72%. Moreover, FDG-PET seems to be an important imaging modality for predicting the progression to MPNST and the outcome in patients with MPNST. Two studies evaluated the role of FDG-PET in pediatric patients with NF1. Conclusions. FDG-PET and PET/CT are useful methods to identify malignant change in neurogenic tumors in NF1 and to discriminate malignant from benign neurogenic lesions.http://dx.doi.org/10.1155/2012/431029
spellingShingle Giorgio Treglia
Silvia Taralli
Francesco Bertagna
Marco Salsano
Barbara Muoio
Pierluigi Novellis
Maria Letizia Vita
Fabio Maggi
Alessandro Giordano
Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review
Radiology Research and Practice
title Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review
title_full Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review
title_fullStr Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review
title_full_unstemmed Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review
title_short Usefulness of Whole-Body Fluorine-18-Fluorodeoxyglucose Positron Emission Tomography in Patients with Neurofibromatosis Type 1: A Systematic Review
title_sort usefulness of whole body fluorine 18 fluorodeoxyglucose positron emission tomography in patients with neurofibromatosis type 1 a systematic review
url http://dx.doi.org/10.1155/2012/431029
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