Prostate cancer

The field of prostate cancer treatment is one that has seen substantial advancements and shifts in paradigms over recent years. One such paradigm under scrutiny is the aggressive nature of surveillance regimes for men diagnosed with low-risk prostate cancer. In an editorial comment published in the European Urology journal, Stacy Loeb, from the Department of Urology and Population Health at New York University and the Manhattan Veterans Affairs Medical Center, has put a spotlight on what she terms “Overactive Surveillance”. Her thought-provoking stance raises questions about whether what is considered “conservative” management is, in fact, too aggressive for some patients. This article delves into Loeb’s insights and the broader context surrounding the debate on surveillance and treatment strategies for low-risk prostate cancer patients.

Published on June 8, 2020, with the DOI 10.1016/j.eururo.2019.04.003, this commentary reflects on the practices adopted in Sweden and broadly, prompting a recalibration of current protocols. Loeb’s editorial in the esteemed European Urology journal critiques the prevailing overzealous approach to monitoring low-risk prostate cancer, which may inadvertently lead to overtreatment, with significant implications for patient quality of life and healthcare resource utilization.

Understanding Low-Risk Prostate Cancer

Prostate cancer is a disease with a broad spectrum of aggressiveness. Low-risk cases are typically characterized by a low likelihood of spreading and generally slow progression. Current guidelines recommend a range of management options for these patients, from active surveillance to prostatectomy or radiation therapy. However, a significant challenge lies in determining the most appropriate course of action for each individual patient.

Active Surveillance: A Double-Edged Sword?

Active surveillance strategies aim to reduce overtreatment by closely monitoring the patient’s condition rather than immediately opting for invasive therapies. While this approach has undeniable benefits in avoiding the potential side effects and complications of surgery or radiotherapy, it also comes with the burden of regular biopsies, MRI scans, and anxiety associated with the continuous monitoring of cancer progression.

The Overactive Surveillance Debate

In her editorial, Stacy Loeb questions if the pendulum has swung too far with active surveillance – particularly in Sweden where patients often undergo a prostate biopsy every two years. The editorial remarks on an original paper in the same issue of European Urology, which analyzes the surveillance protocols in Sweden and demonstrates aspects of the protocols that may be more intrusive than truly necessary.

The Potential Risks of Excessive Monitoring

Overactive surveillance may lead to psychological distress, unnecessary biopsy-associated complications, and a potential increase in healthcare costs without significant improvements in prostate-cancer-related survival rates. Concerns also arise around the potential for overdiagnosis, where men may undergo extensive monitoring for a cancer that would never have caused harm during their lifetime.

Redirecting the Course of Prostate Cancer Management

Loeb calls for a more tailored approach toward patient monitoring, suggesting less frequent biopsies and consideration of other emerging indicators of progression, such as MRI and molecular markers. Balancing patient safety and quality of life should be the cornerstone of any management strategy for low-risk prostate cancer.

The International Perspective on Surveillance Strategies

Loeb’s commentary is bolstered by a growing international dialogue on the management of low-risk prostate cancer. Several studies and clinical trials are re-evaluating the frequency and intensity of active surveillance protocols to strike an appropriate balance between early cancer detection and the downsides of over-monitoring.

A Call for Evolved Guidelines

Evolved guidelines must incorporate the latest research findings and individual patient risk factors. Shared decision-making between clinicians and patients is paramount in choosing the optimal personalized surveillance strategy. Discussions should revolve around the benefits and drawbacks of differing surveillance protocols, aligning with patients’ values and preferences.

Conclusion

Stacy Loeb’s editorial, “Overactive Surveillance: Is ‘Conservative’ Management for Low-risk Prostate Cancer Too Aggressive?” serves as an important discourse in the prostate cancer treatment community. By challenging the norms surrounding active surveillance regimes, she advocates for a re-evaluation of what conservative management should look like for men with low-risk prostate cancer. The editorial calls for more prudent, patient-centered strategies that navigate the complexities of prostate cancer care without succumbing to unnecessary interventions.

Keywords

1. Low-risk prostate cancer management
2. Prostate cancer active surveillance
3. Overactive surveillance prostate cancer
4. Conservative treatment prostate cancer
5. Prostate cancer monitoring guidelines

References

1. Loeb, S. (2019). Overactive Surveillance: Is “Conservative” Management for Low-risk Prostate Cancer Too Aggressive? European Urology, 76(4), 467-468. doi:10.1016/j.eururo.2019.04.003
2. Tosoian, J. J., Mamawala, M., Epstein, J. I., Landis, P., Wolf, S., Trock, B. J., & Carter, H. B. (2017). Active Surveillance of Prostate Cancer: Use, Outcomes, Imaging, and Diagnostic Tools. American Society of Clinical Oncology Educational Book, 37, 264-270. doi:10.14694/edbk_175874
3. Vickers, A. J., & Lilja, H. (2014). Prostate Cancer: To Screen or Not to Screen? Lancet Oncology, 15(13), e484 – e492. doi:10.1016/s1470-2045(14)70883-5
4. Godtman, R. A., Holmberg, E., Khatami, A., Pihl, C. G., & Stranne, J. (2016). Long-term Results of Active Surveillance in the Göteborg Randomized, Population-based Prostate Cancer Screening Trial. European Urology, 70(5), 760-766. doi:10.1016/j.eururo.2016.06.023
5. Cooperberg, M. R., Carroll, P. R., & Klotz, L. (2011). Active Surveillance for Prostate Cancer: Progress and Promise. Journal of Clinical Oncology, 29(27), 3669-3676. doi:10.1200/jco.2011.36.4390