Trans-1-amino-3-F-fluorocyclobutanecarboxylic-acid (anti-[F]-FACBC) has been approved for the detection of prostate cancer (PCa) in patients with elevated prostate-specific-antigen following prior treatment. This review and meta-analysis aimed to investigate the diagnostic performance of F-FACBC positron emission tomography/computed-tomography (PET/CT) in the detection of primary/recurrent PCa. A bibliographic search was performed including several databases, using the following terms: "FACBC"/"fluciclovine" AND "prostate cancer"/"prostate" AND "PET"/"Positron Emission Tomography". Fifteen and 9 studies were included in the systematic reviews and meta-analysis, respectively. At patient-based analysis, the pooled sensitivity and specificity of F-FACBC-PET/CT for the assessment of PCa were 86.3% and 75.9%, respectively. The pooled diagnostic odds-ratio value was 16.453, with heterogeneity of 30%. At the regional-based-analysis, the pooled sensitivity of F-FACBC-PET/CT for the evaluation of primary/recurrent disease in the prostatic bed was higher than in the extra-prostatic regions (90.4% vs. 76.5%, respectively); conversely, the pooled specificity was higher for the evaluation of extra-prostatic region than the prostatic bed (89% vs. 45%, respectively). F-FACBC-PET/CT seems to be promising in recurrent PCa, particularly for the evaluation of the prostatic bed. Additional studies to evaluate its utility in clinical routine are mandatory.
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http://dx.doi.org/10.3390/cancers11091348 | DOI Listing |
Prostate Cancer Prostatic Dis
December 2024
School of Medicine, Shaoxing University, No.568 Zhongxing North Road, Yuecheng District, 312000, Shaoxing, Zhejiang, China.
Background: Stereotactic body radiotherapy (SBRT) is pivotal in managing radio-recurrent prostate cancer (PCa). This study aims to comprehensively review its efficacy and associated severe toxicities.
Methods: A thorough review of PubMed and EMBASE databases up to July 2024 was conducted to assess recurrence-free survival (RFS) with salvage SBRT across various subgroups.
J Urol
December 2024
Dept. of Urology, NYU Langone Health, New York, New York, United States.
Introduction: Balancing surgical margins and functional outcomes is crucial during radical prostatectomy for prostate cancer. Stimulated Raman Histology (SRH) is a novel, real-time imaging technique that provides histologic images of fresh, unprocessed, and unstained tissue within minutes, which can be interpreted by either humans or artificial intelligence.
Methods: Twenty-two participants underwent robotic-assisted laparoscopic radical prostatectomy (RALP) with intraoperative SRH surgical bed assessment.
Clin Transl Radiat Oncol
January 2025
Northern Sydney Cancer Centre, Radiation Oncology Unit, Royal North Shore Hospital, St Leonards, Sydney, NSW, Australia.
Background: Nodal only recurrence post radical prostatectomy (RP) is increasingly recognised in the PSMA scan era. Management is controversial with a curative approach usually incorporating prostate bed and nodal irradiation (PB + NRT) in combination with long-term hormonal therapy. It is unknown whether omitting prostate-bed irradiation (PBRT) is safe in a subgroup of these patients.
View Article and Find Full Text PDFArXiv
November 2024
Department of Radiation Oncology, University of Kansas Medical Center, USA.
Objective: Proton spot-scanning arc therapy (ARC) is an emerging modality that can improve the high-dose conformity to targets compared with standard intensity-modulated proton therapy (IMPT). However, the efficient treatment delivery of ARC is challenging due to the required frequent energy changes during the continuous gantry rotation. This work proposes a novel method that delivers a multiple IMPT (multi-IMPT) plan that is equivalent to ARC in terms of biologically effective dose (BED).
View Article and Find Full Text PDFClin Nucl Med
January 2025
From the Department of Radiology and Nuclear Medicine, UT Southwestern Medical Center, Dallas, TX.
Although 18F-FDG PET/CT scan is not the preferred modality to evaluate prostate cancer patients due to generally low uptake of FDG in prostate cancer cells, it can still be helpful in some selected cases with diagnostic dilemma. Here we are presenting an unusual prostate cancer case, status post radical prostatectomy, with heterogenous uptake in osseous lesions on 68Ga-PSMA PET/CT scan and low PSA values. He was referred for further evaluation with 18F-FDG PET/CT scan, revealing widely metastatic lesions in bone and liver, in addition to mildly avid recurrence in prostatectomy surgical bed and also metastasis in the spleen.
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