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The Added Diagnostic Value of 18F-Fluorodihydroxyphenylalanine PET/CT in the Preoperative Work-Up of Small Bowel Neuroendocrine Tumors

Overview of attention for article published in Journal of Gastrointestinal Surgery, December 2017
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Title
The Added Diagnostic Value of 18F-Fluorodihydroxyphenylalanine PET/CT in the Preoperative Work-Up of Small Bowel Neuroendocrine Tumors
Published in
Journal of Gastrointestinal Surgery, December 2017
DOI 10.1007/s11605-017-3645-1
Pubmed ID
Authors

Pietro Addeo, Gilles Poncet, Bernard Goichot, Loic Leclerc, Cécile Brigand, Didier Mutter, Benoit Romain, Izzie-Jacques Namer, Philippe Bachellier, Alessio Imperiale

Abstract

The precise localization of the primary tumor and/or the identification of multiple primary tumors improves the preoperative work-up in patients with small bowel (SB) neuroendocrine tumor (NET). The present study assesses the diagnostic value of 18F-fluorodihydroxyphenylalanine (18F-FDOPA) positron emission tomography/computed tomography (PET/CT) during the preoperative wok-up of SB NETs. Between January 2010 and June 2017, all consecutive patients with SB NETs undergoing preoperative 18F-FDOPA PET/CT and successive resection were analyzed. Preoperative work-up included computed tomography (CT), somatostatin receptor scintigraphy (SRS), and 18F-FDOPA PET/CT. Sensitivity and accuracy ratio for primary and multiple tumor detection were compared with data from surgery and pathology. There were 17 consecutive patients with SB NETs undergoing surgery. Nine patients (53%) had multiple tumors, 15 (88%) metastatic lymph nodes, 3 (18%) peritoneal carcinomatosis, and 9 patients (53%) liver metastases. A total of 70 SB NETs were found by pathology. Surgery identified the primary in 17/17 (100%) patients and recognized seven of 9 patients (78%) with multiple synchronous SB. Preoperatively, 18F-FDOPA PET/CT displayed a statistically significant higher sensitivity for primary tumor localization (100 vs. 23.5 vs. 29.5%) and multiple tumor detection (78 vs. 22 vs. 11%) over SRS and CT. Compared with pathology, 18F-FDOPA PET/CT displayed the highest accuracy ratio for number of tumor detected over CT and SRS (2.0 ± 2.2 vs. 0.4 ± 0.7 vs. 0.6 ± 1.5, p = 0.0003). 18F-FDOPA PET/CT significantly increased the sensitivity and accuracy for primary and multiple SB NET identification. 18F-FDOPA PET/CT should be included systematically in the preoperative work-up of SB NET.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 16 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 16 100%

Demographic breakdown

Readers by professional status Count As %
Other 5 31%
Professor 2 13%
Student > Bachelor 2 13%
Student > Doctoral Student 1 6%
Student > Master 1 6%
Other 1 6%
Unknown 4 25%
Readers by discipline Count As %
Medicine and Dentistry 8 50%
Agricultural and Biological Sciences 1 6%
Neuroscience 1 6%
Economics, Econometrics and Finance 1 6%
Unknown 5 31%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 14 December 2017.
All research outputs
#22,778,604
of 25,394,764 outputs
Outputs from Journal of Gastrointestinal Surgery
#2,085
of 2,489 outputs
Outputs of similar age
#383,847
of 443,887 outputs
Outputs of similar age from Journal of Gastrointestinal Surgery
#33
of 37 outputs
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So far Altmetric has tracked 2,489 research outputs from this source. They receive a mean Attention Score of 4.0. This one is in the 1st percentile – i.e., 1% of its peers scored the same or lower than it.
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We're also able to compare this research output to 37 others from the same source and published within six weeks on either side of this one. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.