Evidence map›Paper›PMID 38884773›Full record

SynthesisEuropean journal of nuclear medicine and molecular imaging2024

The Homunculus of unspecific bone uptakes associated with PSMA-targeted tracers: a systematic review-based definition.

Alessio Rizzo, Silvia Morbelli, Domenico Albano, Giuseppe Fornarini, Martina Cioffi, Riccardo Laudicella, Francesco Dondi, Serena Grimaldi, Francesco Bertagna, Manuela Racca and 2 more

Abstract readSystematic Review
In one paragraph

Synthesis in European journal of nuclear medicine and molecular imaging, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

39 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Efficacy of [Journal of nuclear medicine : official publication, Society of Nuclear Medicine · 2026
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  4. Diagnostic accuracy ofJapanese journal of radiology · 2026
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  5. Risk of bone metastases on [European journal of nuclear medicine and molecular imaging · 2026
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  7. Clinical performance of [European journal of nuclear medicine and molecular imaging · 2026
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  9. Diagnostic impact of interpretation criteria for [European journal of nuclear medicine and molecular imaging · 2026
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  10. Head-to-head comparison ofEJNMMI research · 2026
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  13. Clinical performance of [European journal of nuclear medicine and molecular imaging · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors.

Alessio RizzoNuclear Medicine, Candiolo Cancer Institute, FPO-IRCCS, Turin, Italy.
Silvia MorbelliNuclear Medicine, AOU Città Della Salute e Della Scienza di Torino, Turin, Italy.
Domenico AlbanoNuclear Medicine, ASST Spedali Civili of Brescia, Brescia, Italy.
Giuseppe FornariniIRCCS Ospedale Policlinico San Martino, Genova, Italy.
Martina CioffiUniversity of Turin, Turin, Italy.
Riccardo LaudicellaNuclear Medicine, Department of Biomedical and Dental Sciences and Morpho-Functional Imaging, University of Messina, Messina, Italy.
Francesco DondiNuclear Medicine, ASST Spedali Civili of Brescia, Brescia, Italy.
Serena GrimaldiNuclear Medicine, AOU Città Della Salute e Della Scienza di Torino, Turin, Italy.
Francesco BertagnaNuclear Medicine, ASST Spedali Civili of Brescia, Brescia, Italy.
Manuela RaccaNuclear Medicine, Candiolo Cancer Institute, FPO-IRCCS, Turin, Italy.
Giorgio TregliaNuclear Medicine, Imaging Institute of Southern Switzerland, Ente Ospedaliero Cantonale, Bellinzona, Switzerland.
Matteo BaucknehtIRCCS Ospedale Policlinico San Martino, Genova, Italy. matteo.bauckneht@unige.it.ORCID 0000-0002-1937-9116

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeProstate-Specific Membrane Antigen (PSMA)-targeted Positron Emission Tomography (PET) has revolutionised prostate cancer (PCa) diagnosis and treatment, offering superior diagnostic accuracy over traditional methods and enabling theragnostic applications. However, a significant diagnostic challenge has emerged with identifying unspecific bone uptakes (UBUs), which could lead to over-staging and inappropriate treatment decisions if misinterpreted. This systematic review explores the phenomenon of UBUs in PCa patients undergoing PSMA-PET imaging.

methodsStudies assessing the prevalence, topographical distribution, and potential clinical implications of UBUs were selected according to the Preferred Reporting Items for a Systematic Review and Meta-Analysis (PRISMA) method and evaluated with the Quality Assessment of Diagnostic Accuracy Studies (QUADAS-2) tool.

resultsThe percentage of PCa patients with UBUs on PSMA-PET scans ranged from 0 to 71.7%, depending on the radiopharmaceutical used, with [

conclusionsOur findings underscore the need for heightened awareness and precise interpretation of UBUs to avoid potential over-staging and subsequent inappropriate treatment decisions. Considering the radiopharmaceutical used, PET-derived semiquantitative parameters, the topographical distribution of UBUs, and accurately evaluating the pre-test probability based on clinical and laboratory parameters may aid nuclear medicine physicians in interpreting PSMA-PET findings.

Indexed as

Antigens, SurfaceGlutamate Carboxypeptidase IIProstatic NeoplasmsBiological TransportBone and BonesHumansMalePositron-Emission TomographyRadioactive TracersRadiopharmaceuticalsAntigens, SurfaceFOLH1 protein, humanGlutamate Carboxypeptidase IIRadioactive TracersRadiopharmaceuticalsBone metastastesPETPositron Emission TomographyProstate cancerProstate specific membrane AntigenUBU

Identifiers

PMID38884773
PMCPMC11445318

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.