Introduction

The recommended prostate-specific antigen (PSA) value for starting further assessment with diagnostic tools such as magnetic resonance imaging (MRI) and biopsy is still controversial. In the United Kingdom, there have been following age specific PSA ranges:

  • >2.5 from age 40-49

  • >3.5 from age 50-59

  • >4.5 from age 60-69

  • >6.5 from age 70-79

There is a potential to miss men that have undiagnosed prostate cancer therefore the diagnostic impact of following the above mentioned age-specific threshold on the potential to miss intermediate and high-risk prostate cancer is analysed in this study.

Materials and Methods

The pathological reports of 1703 men who had radical prostatectomy from 2012 to 2023 and who had a Gleason score of ≥7 or A International Society of Urological Pathology (ISUP) grade 2 TO 5 were reviewed. During this duration further diagnostic tests like MRI and biopsy were performed if PSA threshold of 3 ng/mL was crossed or if a palpable lesion was seen on digital rectal examination (DRE). The patients with PSA values below the age-specific threshold were identified and proportions of men that potentially would have been missed were calculated. 

Results

Study Population: Total radical prostatectomy cases: 1703

  1. Patients with ISUP 2-5 pathology: 1436

  1. Age 40-49: 20 patients

  1. Age 50-59: 336 patients

  1. Age 60-69: 872 patients

  1. Age 70-79: 208 patients

 

  1. Potentially Missed Cases Using Age-Specific PSA Threshold

 

Age Group (years)

Missed Cases (%)

40-49

0%

50-59

15%

60-69

14%

70-79

32%

 

Conclusion

There is a significant risk of missing significant prostate cancer in men who should be diagnosed and offered treatment if PSA threshold system is considered in the healthcare system. Development of more specific prostate cancer markers will have a significant impact on resolving these PSA dilemmas.

European Association of Urology, 21-24 March 2025, Madrid, Spain







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