Evidence map›Paper›PMID 41280559›Full record

ArticleAmerican journal of nuclear medicine and molecular imaging2025

Performance of PRIMARY Score based on PSMA-PET imaging in suspected prostate cancer patients with different PSA ranges: a retrospective study.

Fuhao Zhang, Xiang Li, Jingliang Zhang, Zhiyong Quan, Zefei Zhang, Tingting Han, Xiaoli Meng, Lingyu Ma, Xuebing Yu, Weijun Qin and 1 more

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Article in American journal of nuclear medicine and molecular imaging, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

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1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

11 authors.

Fuhao ZhangDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Xiang LiDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Jingliang ZhangDepartment of Urology, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Zhiyong QuanDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Zefei ZhangDepartment of Anesthesiology and Peroperative Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Tingting HanDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Xiaoli MengDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Lingyu MaDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Xuebing YuDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Weijun QinDepartment of Urology, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.
Fei KangDepartment of Nuclear Medicine, Xijing Hospital, Fourth Military Medical University Xi'an 710032, Shaanxi, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo refine the optimal PRIMARY score thresholds across different PSA ranges, enhancing diagnostic accuracy for clinically significant prostate cancer (csPCa).

methodsThe study retrospectively analyzed 373 patients who underwent PSMA PET/CT scans for suspected csPCa between June 2021 and December 2023. The diagnostic efficacy of PRIMARY score was independently assessed using 68Ga-PSMA PET/CT. Receiver-operating characteristic curve analysis was used to estimate the diagnostic performance. The diagnostic efficacy of the PRIMARY score with different thresholds in different PSA ranges was also calculated and compared.

resultsThe PRIMARY score maintains high diagnostic accuracy either in group of PSA ≤ 20 ng/mL or PSA > 20 ng/mL, with an AUC exceeding 0.8 at appropriate thresholds. Notably, in patients with PSA > 20 ng/mL, a PRIMARY score threshold of 4 demonstrated enhanced diagnostic accuracy compared to a threshold of 3, significantly improving specificity from 70.6% to 91.2% while maintaining high sensitivity (from 99.2% to 98.4%). Consequently, 91.2% (31/34) patients could avoid unnecessary biopsies, at the expense of missing 1.6% (2/125) of csPCa cases.

conclusionAcross different PSA ranges, the PRIMARY score based on

Indexed as

diagnosisPRIMARY scoreprostate cancerPSAPSMA PET/CT

Identifiers

PMID41280559
PMCPMC12629899

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