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DOI: 10.1055/s-0045-1811941
Prostate Cancer Before 50: A Wake-Up Call
Prostate cancer is the second most common malignancy in males and the fourth most common malignancy overall globally.[1] Prostate cancer is a disease occurring in older males (≥ 60 years); however, recent studies show an increased trend in young patients (age ≤ 50 years).[2] [3] [4] While the majority of prostate cancers in younger patients are less aggressive than those in older patients, emerging evidence indicates that biological factors, particularly genetic alterations, rather than chronological age alone, determine disease aggressiveness.[5] Younger patients with prostate cancer may present with biologically aggressive variants driven by specific molecular features rather than chronological factors. Studies demonstrate that aggressive variants occur in approximately 15 to 20% of early-onset cases.[6]
We present a case of a 46-year-old male patient, presented with persistent backache and was found to have metastatic prostate cancer with widespread sclerotic skeletal metastases and spinal cord compression. Decompressive laminectomy with biopsy confirmed metastatic poorly differentiated adenocarcinoma of prostatic origin. Next-generation sequencing identified an SLC45A3(1)–ERG(4) gene fusion, a rearrangement associated with unfavorable outcomes and representing a distinct molecular subtype.[6] [7]
Initial serum prostate-specific antigen (PSA) was markedly elevated. Gallium-68 (68Ga)–prostate-specific membrane antigen (PSMA) positron emission tomography-computed tomography confirmed extensive skeletal and nodal metastases. The patient underwent bilateral orchidectomy followed by palliative radiation and systemic therapy including abiraterone with prednisolone, enzalutamide, and three cycles of 177Lu–PSMA radioligand therapy.
Despite initial responses, the patient experienced progression with rising PSA levels and worsening neurological symptoms. Repeat laminectomy and biopsy 2 years after initial diagnosis revealed squamous cell carcinoma, indicating histological transformation, a recognized mechanism of therapeutic escape through lineage plasticity.[8]
Clinicians should be careful with younger symptomatic individuals, especially if they have unexplained back pain or vertebral lesions. Current guidelines (United States Preventive Services Task Force, National Comprehensive Cancer Network, European Association of Urology)[9] [10] do not recommend routine PSA screening below the age 50. However, selective evaluation may be appropriate in symptomatic or genetically predisposed individuals, balanced against the established limitations of PSA screening including modest impact on disease-specific mortality and minimal effect on all-cause mortality.[11]
The presence of SLC45A3–ERG fusion suggests genetically driven disease with implications for prognosis and treatment. A molecular profiling for mutations in TP53, PTEN, and RB1 (negative in this case), may inform therapeutic strategies.
Early-onset cases with aggressive features warrant prompt multidisciplinary care, genetic counseling, and consideration for clinical trial enrolment, particularly when standard treatments show resistance.
We propose that selective early PSA screening may be appropriate in specific circumstances like symptomatic individuals (bone pain, urinary obstruction, or neurological symptoms suggestive of metastatic disease), men with strong family histories, and those with known genetic predispositions (BRCA2 mutations or Lynch syndrome). This approach maximizes the likelihood of detecting clinically notable disease.
Future research should focus on identifying biomarkers to stratify risk in young men and developing screening strategies that maximize benefit while minimizing harm. Until such evidence emerges, clinical judgment should guide evaluation of symptomatic individuals while avoiding unnecessary screening.
Conflict of Interest
None declared.
Acknowledgments
The authors would like to acknowledge the contributions of the multidisciplinary team involved in patient care.
Patient's Consent
Patient consent has been obtained.
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References
- 1 International Agency for Research on Cancer. GLOBOCAN 2020 World Fact Sheet. Published 2020 . Accessed July 25, 2025 at: https://gco.iarc.who.int/media/globocan/factsheets/populations/900-world-fact-sheet.pdf
- 2 Smith CV, Bauer JJ, Connelly RR. et al. Prostate cancer in men age 50 years or younger: a review of the Department of Defense Center for Prostate Disease Research multicenter prostate cancer database. J Urol 2000; 164 (06) 1964-1967
- 3 Darré T, Djiwa T, Kpatcha TM, Padja E, Napo-Koura G, Darre T. Prostate cancers in men under the age of 50: about a series in Togo, Sub-Saharan Africa. BMC Cancer 2022; 22 (01) 1341
- 4 Hussein S, Satturwar S, Van der Kwast T. Young-age prostate cancer. J Clin Pathol 2015; 68 (07) 511-515
- 5 Gupta S, Gupta A, Saini AK, Majumder K, Sinha K, Chahal A. Prostate cancer: how young is too young?. Curr Urol 2017; 9 (04) 212-215
- 6 Perner S, Rupp NJ, Braun M. et al. Loss of SLC45A3 protein (prostein) expression in prostate cancer is associated with SLC45A3-ERG gene rearrangement and an unfavorable clinical course. Int J Cancer 2013; 132 (04) 807-812
- 7 Salinas CA, Tsodikov A, Ishak-Howard M, Cooney KA. Prostate cancer in young men: an important clinical entity. Nat Rev Urol 2014; 11 (06) 317-323
- 8 Lee J. Transformation of adenocarcinoma of prostate to squamous cell carcinoma following hormonal treatment: a case report and review of the literature. Radiol Case Rep 2019; 14 (04) 483-489
- 9 National Comprehensive Cancer Network. NCCN Clinical Practice Guidelines in Oncology: Prostate Cancer Early Detection. Version 2. 2024
- 10 European Association of Urology. EAU Guidelines on Prostate Cancer. 2024 . Accessed July 25, 2025 at: https://uroweb.org/guidelines/prostate-cancer
- 11 Andriole GL, Crawford ED, Grubb III RL. et al; PLCO Project Team. Mortality results from a randomized prostate-cancer screening trial. N Engl J Med 2009; 360 (13) 1310-1319
Address for correspondence
Publication History
Article published online:
19 September 2025
© 2025. The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution License, permitting unrestricted use, distribution, and reproduction so long as the original work is properly cited. (https://creativecommons.org/licenses/by/4.0/)
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References
- 1 International Agency for Research on Cancer. GLOBOCAN 2020 World Fact Sheet. Published 2020 . Accessed July 25, 2025 at: https://gco.iarc.who.int/media/globocan/factsheets/populations/900-world-fact-sheet.pdf
- 2 Smith CV, Bauer JJ, Connelly RR. et al. Prostate cancer in men age 50 years or younger: a review of the Department of Defense Center for Prostate Disease Research multicenter prostate cancer database. J Urol 2000; 164 (06) 1964-1967
- 3 Darré T, Djiwa T, Kpatcha TM, Padja E, Napo-Koura G, Darre T. Prostate cancers in men under the age of 50: about a series in Togo, Sub-Saharan Africa. BMC Cancer 2022; 22 (01) 1341
- 4 Hussein S, Satturwar S, Van der Kwast T. Young-age prostate cancer. J Clin Pathol 2015; 68 (07) 511-515
- 5 Gupta S, Gupta A, Saini AK, Majumder K, Sinha K, Chahal A. Prostate cancer: how young is too young?. Curr Urol 2017; 9 (04) 212-215
- 6 Perner S, Rupp NJ, Braun M. et al. Loss of SLC45A3 protein (prostein) expression in prostate cancer is associated with SLC45A3-ERG gene rearrangement and an unfavorable clinical course. Int J Cancer 2013; 132 (04) 807-812
- 7 Salinas CA, Tsodikov A, Ishak-Howard M, Cooney KA. Prostate cancer in young men: an important clinical entity. Nat Rev Urol 2014; 11 (06) 317-323
- 8 Lee J. Transformation of adenocarcinoma of prostate to squamous cell carcinoma following hormonal treatment: a case report and review of the literature. Radiol Case Rep 2019; 14 (04) 483-489
- 9 National Comprehensive Cancer Network. NCCN Clinical Practice Guidelines in Oncology: Prostate Cancer Early Detection. Version 2. 2024
- 10 European Association of Urology. EAU Guidelines on Prostate Cancer. 2024 . Accessed July 25, 2025 at: https://uroweb.org/guidelines/prostate-cancer
- 11 Andriole GL, Crawford ED, Grubb III RL. et al; PLCO Project Team. Mortality results from a randomized prostate-cancer screening trial. N Engl J Med 2009; 360 (13) 1310-1319