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PSA – PI-RADS – DRE’ye Göre Klinik Anlamlı ve Anlamsız Kanser Saptama Oranları

📊 PSA – PI-RADS – DRE’ye Göre Klinik Anlamlı ve Anlamsız Kanser Saptama Oranları

(Standart Prostat Biyopsi vs MRI Füzyon Prostat Biyopsi)

PSA (ng/mL)PI-RADSDREKlinik Anlamlı STANDARTKlinik Anlamlı MR FÜZYONÖnemsiz PCa STANDARTÖnemsiz PCa MR FÜZYONToplam STANDARTToplam MR FÜZYON
2–42<%5<%5%5–10<%5%5–10<%10
3%10–15%18–25%10–12%5–7%20–27%23–32
4+%25–30%35–45%12–15%5–8%37–45%40–53
5+%40–50%60–70%10–12%3–5%50–62%63–75
4–62%5–10%5–10%8–10%5%13–20%10–15
3+%20–30%30–40%12–15%7–10%32–45%37–50
4+%35–45%45–60%15–18%5–8%50–60%50–68
5+%50–60%70–80%10–15%3–5%60–75%73–85
6–102%10–15%10–15%10–15%5–7%20–30%15–22
3+%25–35%35–45%10–15%5–7%35–50%40–52
4+%40–50%55–65%10–12%4–6%50–62%59–71
5+%60–70%75–85%10<3%70–80%78–88
10–203%30–40%45–55%10–15%5–6%40–55%50–61
4+%50–60%65–75%8–12%3–4%58–72%68–79
5+%70–80%85–90%5–10<3%75–90%88–93
20–503–4+%65–75%80–90%5–10<3%70–85%83–93
5+%85–95%90–98%3–5<2%88–100%92–99

🧠 Tanımlar:

  • Klinik anlamlı kanser: Gleason ≥7 (ISUP ≥2)
  • Klinik önemsiz kanser: Gleason 3+3, düşük hacim
  • DRE pozitiflik: Nodül, sertlik, asimetri
  • PI-RADS 2: Düşük olasılıklı
  • PI-RADS 3: Gri zon
  • PI-RADS 4: Yüksek olasılık
  • PI-RADS 5: Çok yüksek olasılık

📚 Kaynaklar:

  • EAU Guidelines on Prostate Cancer (2024)
  • PRECISION Trial – NEJM 2018
  • PROMIS Study – Lancet 2017
  • Campbell-Walsh-Wein Urology
  • Ahmed HU et al., Eur Urol