Background And Objective: Circulating tumor DNA (ctDNA) testing provides valuable prognostic and predictive information for guiding therapeutic choices and monitoring disease progression and drug resistance for urological tumors. Our review focuses on emerging opportunities for ctDNA analysis in urological tumors and the development of potential circulating biomarkers within a multidisciplinary framework to improve personalized treatment.
Methods: A nonsystematic literature review was conducted in the PubMed and MEDLINE databases. Prospective and retrospective peer-reviewed studies, review articles, and research abstracts on the use of ctDNA for urological tumors were included.
Key Findings And Limitations: Several studies have demonstrated that ctDNA analysis is a promising tool that can help clinicians in the diagnosis and clinical management of urological tumors. In prostate and urothelial cancers, the ctDNA fraction increases proportionally from localized to metastatic disease, indicating a higher tumor burden and more aggressive behavior. Thus, ctDNA seems to be a useful tool for improving prognostic risk stratification and treatment selection. Data on the use of liquid biopsy in renal cell carcinoma are still limited, and assessment of prognostic and predictive biomarkers is a critical unmet need.
Conclusions And Clinical Implications: ctDNA analysis promises to revolutionize the management of urological tumors in different disease settings. Integration of ctDNA testing in routine clinical practice will require a multidisciplinary approach that involve patients, clinicians, and molecular biologists.
Patient Summary: We reviewed how testing for tumor DNA in blood (circulating tumor DNA, ctDNA) is used in urological cancers. A great deal of evidence supports the usefulness of this noninvasive test. However, further research via a multidisciplinary approach is needed before ctDNA testing becomes part of routine patient care.
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http://dx.doi.org/10.1016/j.euo.2024.11.008 | DOI Listing |
JAMA Netw Open
January 2025
Davidoff Cancer Center, Rabin Medical Center, Petach Tikvah, Israel.
Importance: Three similar phase 3 randomized clinical trials have investigated PD-1/PD-L1 (programmed cell death 1 protein/programmed cell death 1 ligand 1) inhibitors in combination with platinum-based chemotherapy vs chemotherapy alone as first-line treatment for advanced urothelial carcinoma (IMvigor130, atezolizumab; KEYNOTE-361, pembrolizumab; and CheckMate901, nivolumab). Only CheckMate901 reported overall survival (OS) benefit for the combination. The reason for these inconsistent results is unclear.
View Article and Find Full Text PDFCancer
February 2025
Department of Psychiatry and Behavioral Sciences, Memorial Sloan Kettering Cancer Center, New York, New York, USA.
Background: Remote symptom monitoring (RSM) is an evidence-based strategy shown to mitigate postoperative morbidity; however, platform engagement is required to benefit from RSM. Patients who report current smoking are at high risk for postoperative complications, but it is unknown whether smoking status influences engagement with RSM, symptom severity, or unanticipated acute care visits.
Methods: This observational case-control study was conducted in patients undergoing ambulatory oncologic surgery at a large cancer center.
BJU Int
January 2025
Department of Urology, St. Josef Medical Center, University of Regensburg, Regensburg, Germany.
Objectives: To assess the feasibility of trial recruitment and confirm that retroperitoneal robotic partial nephrectomy (RRPN) has the same oncological efficacy as transperitoneal robotic partial nephrectomy (TRPN), with time advantages and less peri-operative morbidity, in a randomised controlled trial (RCT).
Patients And Methods: The study was designed as a single-centre, open-label, feasibility RCT. Patients with suspected localised renal cell carcinoma referred for robotic partial nephrectomy were randomised in a 1:1 ratio to receive either TRPN or RRPN.
Adv Mater
January 2025
State Key Laboratory of Systems Medicine for Cancer, Shanghai Cancer Institute. Ren Ji Hospital School of Medicine, Shanghai Jiao Tong University, Shanghai, 200032, P. R. China.
Hypoxia severely limits the antitumor immunotherapy for breast cancer. Although efforts to alleviate tumor hypoxia and drug delivery using diverse nanostructures achieve promising results, the creation of a versatile controllable oxygen-releasing nano-platform for co-delivery with immunostimulatory molecules remains a persistent challenge. To address this problem, a versatile oxygen controllable releasing vehicle PFOB@F127@PDA (PFPNPs) is developed, which effectively co-delivered either protein drug lactate oxidase (LOX) or nucleic acids drug unmethylated cytosine-phosphate-guanine oligonucleotide (CpG ODNs).
View Article and Find Full Text PDFMol Oncol
January 2025
Urologic Oncology Research Group, Cancer Research Program, Research Institute of the McGill University Health Center, Montreal, Canada.
Patient stratification remains a challenge for optimal treatment of prostate cancer (PCa). This clinical heterogeneity implies intra-tumoural heterogeneity, with different prostate epithelial cell subtypes not all targeted by current treatments. We reported that such cell subtypes are traceable in liquid biopsies through representative transcripts.
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