Comparing the diagnostic efficacy of [18F]FDG PET/CT and [18F]FDG PET/MRI for detecting bone metastases in breast cancer: a meta-analysis
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Jul 26, 2023
About this article
Article Category: Research Article
Published Online: Jul 26, 2023
Page range: 299 - 309
Received: Apr 01, 2023
Accepted: Jun 15, 2023
DOI: https://doi.org/10.2478/raon-2023-0037
Keywords
© 2023 Longjie Xia et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
FIGURE 1.

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FIGURE 3.
![Forest plot showing the pooled sensitivities of [18F]FDG PET/CT and [18F]FDG PET/MRI in bone metastasis of breast cancer patients on a patient-based analysis. The plot displays individual study estimates (squares) with corresponding 95% confidence intervals (horizontal lines) and the pooled sensitivity estimate (diamond) for both modalities. The size of the squares represents the relative weight of each study in the meta-analysis.9,15,17,18,21,23,25](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/647356844e662f30ba53ab9b/j_raon-2023-0037_fig_003.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=AKIA6AP2G7AKOUXAVR44%2F20250908%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20250908T192105Z&X-Amz-Expires=3600&X-Amz-Signature=c1b7f2c06f53f4debb1ba4f52874d9bd962d3856ca0513c37ef6314326b94a17&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
FIGURE 4.
![Forest plot showing the pooled sensitivities of [18F]FDG PET/CT and [18F]FDG PET/MRI in bone metastasis of breast cancer patients on a lesion-based analysis. The plot displays individual study estimates (squares) with corresponding 95% confidence intervals (horizontal lines) and the pooled sensitivity estimate (diamond) for both modalities. The size of the squares represents the relative weight of each study in the meta-analysis.9,10,11,18,19,20,22,23,24,25,26,27](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/647356844e662f30ba53ab9b/j_raon-2023-0037_fig_004.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=AKIA6AP2G7AKOUXAVR44%2F20250908%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20250908T192105Z&X-Amz-Expires=3600&X-Amz-Signature=2cd4d385167cddbb813c62bd0d4339783bcf8c88a2072ba03623cb7c19827bee&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
FIGURE 5.
![Forest plot showing the pooled specificities of [18F]FDG PET/CT and [18F]FDG PET/MRI in bone metastasis of breast cancer patients on a patient-based analysis. The plot displays individual study estimates (squares) with corresponding 95% confidence intervals (horizontal lines) and the pooled specificity estimate (diamond) for both modalities. The size of the squares represents the relative weight of each study in the meta-analysis.9,15,17,18,21,23,25](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/647356844e662f30ba53ab9b/j_raon-2023-0037_fig_005.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=AKIA6AP2G7AKOUXAVR44%2F20250908%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20250908T192105Z&X-Amz-Expires=3600&X-Amz-Signature=512869e53611048d34b4c165f9e09c62e8c1ef6f0e766bcdc1f54e7d059d7a87&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
FIGURE 6.
![Forest plot showing the pooled specificities of [18F]FDG PET/CT and [18F]FDG PET/MRI in bone metastasis of breast cancer patients on a lesion-based analysis. The plot displays individual study estimates (squares) with corresponding 95% confidence intervals (horizontal lines) and the pooled specificity estimate (diamond) for both modalities. The size of the squares represents the relative weight of each study in the meta-analysis.9,18,19,20,21,23,25,26,27](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/647356844e662f30ba53ab9b/j_raon-2023-0037_fig_006.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=AKIA6AP2G7AKOUXAVR44%2F20250908%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20250908T192105Z&X-Amz-Expires=3600&X-Amz-Signature=ded0e466bd65fbceaf6ca65a490b5e8a60bf29992f9f66b121b59c353f403cb6&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Study and patient characteristics of the included studies for [18F]FDG PET/CT
Catalano |
2015 | PET/CT | Italy | Retro | PB | Pathology and/or follow-up imaging | 109 | Initial stage and post-treatment stage | Mean ± SD: (58.08 ± 10.7) | Surgery |
Melsaether |
2016 | PET/CT | USA | Pro | LB | Pathology and/or follow-up imaging | 51 | Initial stage and post-treatment stage | Mean(range): 56 (32–76) | Chemotherapy |
Botsikas |
2018 | PET/CT | Switzerland | Pro | PB and LB | Pathology and/or follow-up imaging | 80 | Initial stage and post-treatment stage | Mean ± SD: (48 ± 12.9) | NA |
Sawicki |
2016 | PET/CT | Germany | Pro | LB | Pathology and/or follow-up imaging | 21 | Post-treatment stage | Mean ± SD: (59.4 ±11.5) | NA |
Balci |
2012 | PET/CT | Turkey | Retro | PB | Pathology and/or follow-up imaging | 162 | Initial stage and post-treatment stage | Mean: 50.6 | Surgery |
Hahn |
2011 | PET/CT | Germany | Retro | PB and LB | Follow-up imaging | 29 | Initial stage | Mean (range): 57.5 (35–78) | NA |
Manohar |
2012 | PET/CT | India | Retro | LB | Pathology and/or follow-up imaging | 111 | Post-treatment stage | Mean(range): 52 (22–80) | Surgery |
Niikura |
2011 | PET/CT | Japan | Retro | LB | Pathology and/or follow-up imaging | 225 | Initial stage and post-treatment stage | Mean: 53.4 | Chemotherapy or endocrine therapy |
Riegger |
2012 | PET/CT | Germany | Retro | LB | Pathology and/or follow-up imaging | 106 | Initial stage | Mean ± SD: (57 ± 13) | NA |
Rager |
2018 | PET/CT | Switzerland | Retro | PB and LB | Follow-up imaging | 25 | Initial stage and post-treatment stage | Median(range): 5 (38–82) | NA |
Demir |
2014 | PET/CT | Turkey | Retro | LB | Pathology and/or follow-up imaging | 50 | Post-treatment stage | Mean ± SD: (53.9 ± 12.3) | NA |
Hansen |
2015 | PET/CT | Denmark | Pro | LB | Pathology | 18 | Post-treatment stage | Mean(range): 61.5 (38–76) | Surgery |
Niikura |
2016 | PET/CT | Japan | Pro | PB | Pathology and/or follow-up imaging | 28 | Initial stage and post-treatment stage | Median(range): 59 (31–76) | Surgery |
Shawky |
2016 | PET/CT | Egypt | Pro | LB | Pathology and/or follow-up imaging | 30 | Post-treatment stage | Mean(range): 53.5 (33–73) | Surgery or Chemotherapy or radiotherapy |
Teke |
2020 | PET/CT | Turkey | Retro | LB | Follow-up imaging | 62 | Initial stage | Median(range): 44.5 (8–81) | NO |
Study and patient characteristics of the included studies for [18F]FDG PET/MRI
Catalano |
2015 | PET/MRI | Italy | Retro | PB | Pathology and/or follow-up imaging | 109 | Initial stage and post-treatment stage | Mean ± SD: (58.08 ± 10.7) | Surgery |
Bruckmann |
2021 | PET/MRI | Germany | Pro | PB and LB | Pathology | 154 | Post-treatment stage | Mean ± SD: (53.8±11.9) | NO |
Melsaether |
2016 | PET/MRI | USA | Pro | LB | Pathology and/or follow-up imaging | 51 | Initial stage and post-treatment stage | Mean(range): 56(32–76) | Chemotherapy |
Botsikas |
2018 | PET/MRI | Switzerland | Pro | PB and LB | Pathology and/or follow-up imaging | 80 | Initial stage and post-treatment stage | Mean ± SD: (48 ± 12.9) | NA |
Sawicki |
2016 | PET/MRI | Germany | Pro | LB | Pathology and/or follow-up imaging | 21 | Post-treatment stage | Mean ± SD: (59.4 ± 11.5) | NA |