Imaging of ανβ3 integrin expression in rheumatoid arthritis with [68Ga]Ga-NODAGA-RGDyk PET/CT in comparison to [18F]FDG PET/CT

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Version: Final published version
License: CC BY-NC-ND 4.0
Serval ID
serval:BIB_B98E6C900E33
Type
Article: article from journal or magazin.
Publication sub-type
Case report (case report): feedback on an observation with a short commentary.
Collection
Publications
Institution
Title
Imaging of ανβ3 integrin expression in rheumatoid arthritis with [68Ga]Ga-NODAGA-RGDyk PET/CT in comparison to [18F]FDG PET/CT
Journal
Médecine Nucléaire
Author(s)
Dietz M., Nicod Lalonde M., Omoumi P., Testart Dardel N., Hügle T., Prior J.O.
ISSN
0928-1258
Publication state
Published
Issued date
11/2021
Volume
45
Number
5-6
Pages
293-295
Language
english
Abstract
[Ga-68] Ga-NODAGA-RGDyk PET/CT and [F-18] FDG PET/CT were performed in a 65-year-old woman during the work-up of a squamous cell carcinoma of the tongue within a clinical study protocol. Images revealed both tracers' uptake in the primary tumor and cervical lymph nodes, but also bilaterally in the shoulders, elbows, wrists, metacarpophalangeal, interphalangeal, and hip joints. The patient had been diagnosed with rheumatoid arthritis 8 years prior to the examination. Images showed a significantly higher [F-18] FDG than [Ga-68] Ga-NODAGA-RGDyk uptake in primary tumor and cervical lymph nodes. However, the patient with moderately active rheumatoid arthritis had similar levels of [Ga-68]Ga-NODAGA-RGDyk and [F-18] FDG uptake in the involved joints, but with no [Ga-68] Ga-NODAGA-RGDyk uptake in the surrounding muscles, unlike with [F-18]FDG. Our case suggests that [Ga-68]Ga-NODAGA-RGDyk PET/CT allows imaging of integrins expression in rheumatoid arthritis, including integrins expressed in synovial angiogenesis, with potentially a better signal-to-noise ratio than on [F-18]FDG PET/CT. (C) 2021 The Author(s). Published by Elsevier Masson SAS.
Keywords
Radiology, Nuclear Medicine and imaging, Radiological and Ultrasound Technology, Biophysics
Web of science
Open Access
Yes
Create date
03/12/2021 19:16
Last modification date
06/02/2024 8:28
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