Urinary comprehensive genomic profiling predicts urothelial carcinoma recurrence and identifies responders to intravesical therapy

Goran Rac*, Hiten D. Patel, Christopher James, Shalin Desai, Vincent M. Caruso, Daniel S. Fischer, Peter S. Lentz, Ceressa T. Ward, Brian C. Mazzarella, Kevin G. Phillips, Chirag Doshi, Vincent T. Bicocca, Trevor G. Levin, Alan J. Wolfe, Gopal N. Gupta*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

Intravesical therapy (IVT) is the standard of care to decrease risk of recurrence and progression for high-grade nonmuscle-invasive bladder cancer. However, post-IVT recurrence remains common and the ability to risk-stratify patients before or after IVT is limited. In this prospectively designed and accrued cohort study, we examine the utility of urinary comprehensive genomic profiling (uCGP) for predicting recurrence risk following transurethral resection of bladder tumor (TURBT) and evaluating longitudinal IVT response. Urine was collected before and after IVT instillation and uCGP testing was done using the UroAmp™ platform. Baseline uCGP following TURBT identified patients with high (61%) and low (39%) recurrence risk. At 24 months, recurrence-free survival (RFS) was 100% for low-risk and 45% for high-risk patients with a hazard ratio (HR) of 9.3. Longitudinal uCGP classified patients as minimal residual disease (MRD) Negative, IVT Responder, or IVT Refractory with 24-month RFS of 100%, 50%, and 32%, respectively. Compared with MRD Negative patients, IVT Refractory patients had a HR of 10.5. Collectively, uCGP enables noninvasive risk assessment of patients following TURBT and induction IVT. uCGP could inform surveillance cystoscopy schedules and identify high-risk patients in need of additional therapy.

Original languageEnglish (US)
Pages (from-to)291-304
Number of pages14
JournalMolecular oncology
Volume18
Issue number2
DOIs
StatePublished - Feb 2024

Funding

VMC, DSF, PSL, CTW, BCM, KGP, VTB, and TGL report being employees and shareholders of Convergent Genomics. AJW discloses membership on the advisory boards of Urobiome Therapeutics and Pathnostics and funding from Pathnostics, VB Tech, the Craig H. Neilsen Foundation, and NIH. All other authors have no disclosures. We would like to acknowledge all the patients who participated in this study. We would like to acknowledge the American Association for Cancer Research and its financial and material support in the development of the AACR Project GENIE registry. Finally, we would like to acknowledge the TCGA Research Network: https://www.cancer.gov/tcga.

Keywords

  • Bacillus Calmette-Guérin
  • bladder cancer
  • genomics
  • intravesical instillation
  • personalized medicine
  • risk assessment

ASJC Scopus subject areas

  • Molecular Medicine
  • Oncology
  • Genetics
  • Cancer Research

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