Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 6/29/2025

Holmium Laser Enucleation of the Prostate (HoLEP) Guideline

Introduction to HoLEP

  • Holmium laser enucleation of the prostate (HoLEP) is a recommended treatment for high bladder neck obstruction, particularly for prostates larger than 30 grams, due to its superior outcomes, lower reoperation rates, and excellent long-term outcomes, as supported by the European Association of Urology 1

Technical Advantages of HoLEP

  • HoLEP demonstrates more complete relief of obstruction as measured by urodynamics, and allows treatment of patients on anticoagulation therapy with minimal bleeding risk 1
  • The holmium laser operates at a wavelength of 2100 nm, which is strongly absorbed by water, allowing for precise tissue cutting with controlled depth, and provides more precise incision with better hemostasis [2, @10@]
  • The holmium laser can be delivered through flexible fibers, making it ideal for endoscopic procedures, and reduces the risk of TUR syndrome (water intoxication) 2

Considerations for Patient Selection

  • For prostates larger than 30g, HoLEP is strongly recommended due to its superior outcomes and lower reoperation rates, while for smaller prostates (<30g), conventional BNI or HoBNI may be considered based on priorities such as ejaculatory function or bleeding risk 1
  • The American Urological Association suggests considering prostate size as a factor in the durability of holmium laser treatment, although this is not supported by a valid citation in the text

Long-term Outcomes and Complications

  • HoLEP has lower reoperation rates (7.2% vs 18.4%) and maintains effectiveness at 7-year follow-up compared to BNI, with studies demonstrating equivalent effectiveness to traditional TURP 1, 2, 3
  • HoLEP may have higher rates of early stress incontinence (usually temporary) and retrograde ejaculation, but these risks can be discussed with patients and managed accordingly 1
  • The holmium laser is particularly suitable for patients on anticoagulation therapy, and has a lower risk of significant bleeding compared to other treatments 1, 2

Training and Equipment Considerations

  • The holmium laser requires specialized training and equipment, and has a considerable learning curve for surgeons 2
  • The European Association of Urology and other guideline societies support the use of HoLEP as a treatment option for high bladder neck obstruction, with Level of Evidence and Grade of Recommendation not specified in the provided text 1