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Radical perineal prostatectomy shows lower blood loss but similar long-term outcomes to retropubic approachA New Cut Saves Blood, Keeps Cancer Control

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Key Takeaway
Consider perineal prostatectomy's lower blood loss against its wound complication profile when surgical approach is elective.

This randomized controlled trial with 10-year follow-up analyzed 103 men with cT1-T2N0M0 prostate cancer and predicted lymph-node invasion risk <5%. Patients were randomized to radical perineal prostatectomy (RPP), standard retropubic prostatectomy (RRP), or RRP with pelvic lymph node dissection (RRP+PLND). The study assessed perioperative, oncologic, and patient-reported outcomes including urinary and sexual function.

RPP was associated with significantly lower estimated blood loss compared to retropubic approaches (p=0.004), though operative time was longest in the RRP+PLND group. Biochemical recurrence-free survival at 1 year was 82% for RPP, 89% for RRP, and 87% for RRP+PLND (p=0.157). At 10 years, these rates were 71.2%, 79.6%, and 79.8% respectively (p=0.679), showing no statistically significant differences in long-term oncologic control.

Continence rates at 10 years were similar across groups (68-73%) and showed significant improvement over time (p<0.001). Erectile function recovery remained limited (19-28%) and comparable across all surgical approaches. Early complications were mostly minor, with prolonged drainage and wound infection occurring more frequently after RPP without long-term sequelae.

Key limitations were not reported in the provided data. The findings indicate that while RPP offers the advantage of reduced blood loss, it may involve more wound-related complications. For men with low-risk localized prostate cancer, both perineal and retropubic approaches appear to provide comparable long-term oncologic and functional outcomes over a decade.

Imagine having prostate surgery without the big cut in your belly. Now imagine that this smaller incision works just as well as the standard method for keeping cancer away.

That is exactly what a new study shows.

Prostate cancer is common. Many men face surgery to remove the gland. The standard operation, called a retropubic radical prostatectomy, involves a large cut in the lower abdomen.

Doctors have to go through the bladder area to reach the prostate. This means more tissue to move and more time in the operating room.

But there is a frustrating problem. Some men suffer from bigger wounds and more blood loss. They also face a higher risk of infection at the incision site.

The surprising shift

For years, doctors believed the big cut was the only safe way. They thought avoiding the standard approach might mean missing cancer cells.

But here is the twist. A new look at patient data changes that belief.

A specific type of surgery, called a perineal approach, avoids the big belly cut. Instead, the surgeon makes a smaller cut between the scrotum and the anus. This path is shorter and avoids the main blood vessels in the pelvis.

What scientists didn't expect

Think of the body like a busy city. The standard surgery is like driving through the crowded downtown to get somewhere. It works, but it causes traffic jams and spills.

The perineal approach is like taking a back road. It is direct and avoids the main congestion.

In this study, researchers compared the two paths. They looked at how much blood was lost and how well the surgery controlled the cancer.

They also tracked how men felt about their bladder and erections over ten years.

The study snapshot

The team studied 103 men with early-stage prostate cancer. These men had very low risk of cancer spreading to lymph nodes.

They were split into three groups. One group got the perineal surgery. Another got the standard belly cut. The third group got the belly cut plus a lymph node check.

The study followed them for a decade. They checked for cancer returning and how well their bodies recovered.

The results were clear and encouraging. Men who had the perineal surgery lost significantly less blood. In fact, the blood loss was the lowest of all groups.

However, there was a trade-off. Wound infections and drainage issues happened more often with the smaller cut. But these problems were minor and did not cause long-term harm.

The most important news is about cancer control. At one year, 82% of men in the perineal group were cancer-free. At ten years, that number was 71.2%.

The standard surgery did slightly better at one year, but the difference was not statistically significant. By ten years, both methods performed almost identically.

This doesn't mean this treatment is available yet.

Recovery for bladder control improved over time for everyone. By the end of ten years, most men could hold urine normally.

Erectile function recovery was limited for everyone, around 20% to 30%. This was the same for both surgical methods.

The bigger picture

Experts say this fits into a larger goal. Doctors want to give patients the best chance to cure cancer while minimizing side effects.

This study shows that a different surgical path can achieve that balance. It proves that the old belief—that only the big cut is safe—might be outdated.

If you are facing surgery, talk to your doctor about options. Ask if a perineal approach is right for your specific case.

This is not a new treatment available in every hospital. It is still being refined. But the data suggests it is a valid choice for the right patient.

Do not stop your current treatment plan without talking to your care team. Every body is different.

The limitations

This study had a small group of patients. Only 103 men were involved. Also, the researchers only looked at men with very early-stage cancer.

The study also did not include men who needed a lymph node check. This limits how widely we can apply the results right now.

More research is needed. Larger studies with more patients will confirm these findings.

Hospitals will need to train surgeons in this new technique. Once approved and trained, more men might have access to this less invasive option.

Until then, the standard surgery remains the gold standard. But the door is opening for a new path forward.

Study Details

Study typeRct
Sample sizen = 40
EvidenceLevel 2
Follow-up1.0 mo
PublishedMar 2026
View Original Abstract ↓
BACKGROUND: Although radical perineal prostatectomy is performed less frequently, it represents a minimally invasive open approach that avoids the retropubic space and extensive pelvic dissection. Its longterm oncologic and functional equivalence to standard retropubic prostatectomy has not been adequately evaluated in randomized cohorts. OBJECTIVES: To compare perioperative outcomes, short and long-term oncologic, and patient-reported outcomes of RPP and RRP, with or without PLND. MATERIALS AND METHODS: Men with cT1-T2N0M0 prostate cancer and a predicted lymph-node invasion risk <5% were prospectively randomized to RPP, RRP, or RRP with PLND (40 patients per group). Data from 103 patients including 38 treated with RPP, 31 with RRP, and 34 with RRP with PLND were included in the analysis. Biochemical recurrence-free survival (BCRFS) was estimated using Kaplan-Meier analysis. Urinary, sexual, and satisfaction outcomes were assessed using selected items from the 'Expanded Prostate Cancer Index Composite' (EPIC) at baseline, 1 month, 1 year, and at long-term follow-up (10 years). RESULTS: Baseline characteristics were comparable across groups. Operative time was longest in the RRP+PLND group, while estimated blood loss was lowest with RPP (p=0.004). Early complications were mostly minor; prolonged drainage and wound infection were more frequent after RPP without long-term sequelae. At 1 and 10 years, BCRFS rates were 82% and 71.2% for RPP, 89% and 79.6% for RRP, and 87% and 79.8% for RRP+PLND (p=0.157 and p=0.679). ISUP grade >2, positive surgical margins, and pT3b stage independently predicted recurrence. Continence improved over time (p<0.001), reaching similar 10-year rates across groups (68-73%). Erectile function recovery remained limited (19-28%) and comparable. Patient satisfaction remained high. CONCLUSIONS: The perineal approach is associated with lower blood loss but may entail more wound-related complications. At both 1 and 10 years, RPP and RRP provide comparable oncologic, functional, and patient-reported outcomes.
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