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Enlarged prostate (BPH)

What it is, how it is evaluated and what the treatment options are.

Dr. Petronio Melo, urologistCRM-SP 157.598 · RQE 70.275
Reviewed by Dr. Petronio Melo on November 7, 2026
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Dr. Petronio Melo in prostate laser surgery, with the green light fiber over the surgical field
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Quick answer

An enlarged prostate, or benign prostatic hyperplasia (BPH), is a benign growth of the gland. It can make it harder for urine to pass and cause a weak stream, urgency and trips to the bathroom at night. Treatment may involve monitoring, medication or surgery. The choice depends on how much it bothers you, the size of the prostate and what matters most to you.2

Where to start

Choose the topic that matches where you are now.

Symptoms and treatment

Operations

What it is

The prostate sits just below the bladder and surrounds the urethra, the channel urine flows through. With age, it can grow and narrow this passage.

Urinary symptoms are common. In a study of 5,184 Brazilians aged 40 or older, 21% of men had moderate or severe symptoms.3 Some of these symptoms have other causes, which is why evaluation comes before treatment.1

Schematic animation: the prostate grows, squeezes the urethra and the bladder has to work harder.

How it is evaluated

  1. Medical historyWe go over your symptoms, other health conditions and medications, with a symptom questionnaire.1
  2. Physical examIt includes a digital rectal exam, which assesses the prostate.1
  3. Laboratory testsUrine test, and PSA when the result may change the plan.1
  4. Flow test and ultrasoundThese measure your urine flow, the urine left in the bladder after urinating and the size of the prostate.1

Treatment options

SituationWhat the European guideline advises
Mild or moderate symptoms, with little botherMonitoring and lifestyle advice2
Moderate or severe symptomsMedications, chosen by type of symptom2
Higher risk of progression, such as a prostate larger than 40 gA medication that shrinks the prostate, alone or in combination2
Complications, or not enough relief from lifestyle changes and medicationSurgery2

In a study cited by the European guideline, 79% of men monitored without treatment remained stable at five years.2

The operations we can consider together include HoLEP, GreenLight, EchoLaser, Rezum, TURP and robotic simple prostatectomy, as well as techniques such as UroLift, iTind, Optilume and Aquablation. The 2026 American guideline stresses the balance between efficacy, durability and the side effects of each procedure, with the decision made together with the patient.4

How I approach it

In my practice, I start with what bothers you most and what you want to preserve. I have experience with all current treatments for an enlarged prostate, with more than 500 GreenLight surgeries, more than 100 Rezum procedures and extensive experience with HoLEP. This allows me to recommend the option that best fits your prostate and your priorities.

When to see a urologist

  • If your stream gets weaker or getting up at night to urinate starts to bother you
  • If you see blood in your urine
  • If you have repeated urinary infections
  • If you cannot urinate, get in touch the same day

Frequently asked questions

Is an enlarged prostate cancer?

No. Hyperplasia is a benign growth. The two conditions can exist at the same time, which is why evaluation may include the rectal exam and PSA.1

Does every enlarged prostate need treatment?

No. Men with mild or moderate symptoms and little bother can be followed, with advice on habits.2

Will I need surgery?

Not always. Surgery comes in when there are complications or when habits and medications do not bring enough relief.2

What is the best surgery for an enlarged prostate?

It depends on your case. The size of the prostate, other conditions, anesthesia and what you want to preserve all change the choice.2

Does the size of the prostate change the treatment?

Yes. Above 40 g, the European guideline considers the risk of progression higher and includes medications that shrink the prostate. Size also counts in the choice of surgery.2

References

  1. EAU Guidelines on the Management of Non-neurogenic Male LUTS. European Association of Urology; 2026. Diagnostic evaluation chapter. EAU
  2. EAU Guidelines on the Management of Non-neurogenic Male LUTS. European Association of Urology; 2026. Disease management chapter. EAU
  3. Soler R, Gomes CM, Averbeck MA, et al. The prevalence of lower urinary tract symptoms (LUTS) in Brazil: Results from the epidemiology of LUTS (Brazil LUTS) study. Neurourol Urodyn. 2018;37(4):1356-1364. PubMed
  4. Goueli R, Badlani GH, Welliver C, et al. Management of Lower Urinary Tract Symptoms Attributed to Benign Prostatic Hyperplasia: AUA Guideline (2026) Part III: Procedural/Surgical Management. J Urol. 2026;216(2):161-170. PubMed

Would you like to talk about your case?

In the consultation, I go over your tests and your priorities.

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