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Laser Surgery for Enlarged Prostate: Modern BPH Treatment Options

October 7, 2026·6 min read ·MedSina Evidence · PubMed

Laser surgery has emerged as a leading treatment for benign prostatic hyperplasia (BPH), offering effective alternatives to traditional methods with benefits like reduced recovery times and improved safety for many patients.

Laser Surgery for Enlarged Prostate: Modern BPH Treatment Options

Understanding Benign Prostatic Hyperplasia (BPH)

Benign Prostatic Hyperplasia, or BPH, is a common condition affecting aging men. It occurs when the prostate gland, located below the bladder, grows larger, which can press on the urethra and obstruct urine flow. This enlargement can lead to a range of bothersome lower urinary tract symptoms (LUTS), such as frequent urination, urgency, a weak urine stream, and difficulty emptying the bladder. BPH is one of the most common diseases affecting aging men, with almost 80% of men over 70 affected [3]. While BPH is not cancerous, its symptoms can significantly impact a man's quality of life.

The Evolution of BPH Surgery

For many years, the primary surgical treatments for moderate to severe BPH symptoms were Transurethral Resection of the Prostate (TURP) and, for very large prostates, open simple prostatectomy [2, 3, 6]. TURP, in particular, was considered the historical "gold standard" [3, 6]. However, significant advancements in medical technology, particularly in laser systems, have transformed the landscape of BPH treatment. These innovations include a better understanding of how lasers interact with prostate tissue and growing clinical experience [1].

Various types of lasers have been introduced, including holmium (Ho):YAG, potassium titanyl phosphate (KTP):YAG (often known as GreenLight), thulium, and diode lasers [1]. These lasers allow for different surgical techniques such as vaporization, resection, and enucleation of prostate tissue. Older coagulation-based laser techniques have largely been abandoned in favor of these more effective methods [1].

Holmium Laser Enucleation of the Prostate (HoLEP)

Among the modern laser options, Holmium Laser Enucleation of the Prostate, or HoLEP, has gained prominence. Contemporary literature indicates that HoLEP has replaced TURP and open simple prostatectomy as the "size-independent surgical gold standard" for treating BPH [3]. This means HoLEP can effectively treat enlarged prostates of virtually any size, a significant advantage over some other techniques [3].

HoLEP utilizes a holmium:YAG laser to precisely enucleate, or remove, the excess prostate tissue that is obstructing the urethra. This tissue is then morcellated (broken into smaller pieces) and removed from the bladder [3]. The procedure is supported by a robust body of scientific literature demonstrating its superior ability compared to other BPH surgical procedures, including TURP and open simple prostatectomy [3]. Studies have also provided long-term data on HoLEP's clinical outcomes, confirming its durability [4].

Photoselective Vaporization of the Prostate (PVP) with GreenLight Laser

Another widely recognized laser treatment is Photoselective Vaporization of the Prostate (PVP), commonly performed using the GreenLight laser system. The GreenLight laser, which is a potassium titanyl phosphate (KTP):YAG laser, works by vaporizing prostate tissue that is blocking the urinary pathway [1, 2].

International guidelines now recognize GreenLight PVP as an effective alternative to TURP for treating BPH [2]. It offers similar efficacy and safety profiles to TURP but often results in decreased hospitalization times and shorter periods of catheterization after surgery. These benefits can also lead to reduced healthcare costs [2]. GreenLight PVP is particularly beneficial for certain patient groups, such as those considered high-risk or individuals who are taking systemic anticoagulation (blood-thinning) medications, as it can minimize bleeding risks [2]. Long-term data on the outcomes of KTP laser procedures are also available [4].

Other Modern Approaches and Considerations

Beyond HoLEP and GreenLight PVP, other advanced surgical techniques are available for BPH. One such option is Aquablation, which uses a robotically controlled water jet to precisely remove prostate tissue. This method has shown rapid effectiveness in treating LUTS due to BPH and, in comparisons with TURP, has demonstrated equivalent objective results with shorter resection times and potentially improved postoperative sexual function [8].

For men with very large prostate glands (typically over 80 cubic centimeters), Robotic-Assisted Simple Prostatectomy (RASP) is an option. While open simple prostatectomy is effective for large glands, it carries risks of bleeding and longer hospital stays [5]. RASP aims to reduce these risks, potentially leading to less blood loss and shorter hospitalizations, though operative times can be longer than open surgery [5]. Medical therapies, such as alpha blockers and 5-alpha-reductase inhibitors, also remain important initial treatments for BPH [6].

When considering BPH surgery, it's important to discuss potential impacts on ejaculatory function. Ejaculatory dysfunction is a recognized concern after BPH surgery, though research on this specific outcome has not always been standardized across studies [7]. Patients should have a thorough discussion with their urologist about all potential side effects and outcomes.

Choosing the Right Treatment

The choice of the most appropriate BPH treatment depends on several individual factors, including the size of the prostate, the severity of symptoms, a patient's overall health, and personal preferences. With the array of advanced laser and other minimally invasive techniques now available, men have more options than ever before to effectively manage BPH symptoms.

It is crucial to have an in-depth discussion with a urologist to understand the benefits, risks, and suitability of each treatment option for your specific situation. Your doctor can help you make an informed decision based on the latest evidence and your individual health needs.

Sources

BPHProstate SurgeryLaser TreatmentHoLEPGreenLight LaserUrology

This article summarises published research for a general audience. It is not medical advice — talk to a qualified clinician about your own situation. Need help finding one? Browse doctors.