About this trial
This study aims to investigate the effects of long-term dutasteride use (a 5-alpha reductase inhibitor) on surgical outcomes in patients undergoing Holmium Laser Enucleation of the Prostate (HoLEP) for benign prostatic hyperplasia (BPH).
While some studies suggest that short-term use of these medications can reduce bleeding during surgery, there is limited data on the impact of chronic, long-term use (at least 6 months) specifically during the HoLEP procedure.
The researchers will retrospectively analyze patient records to compare two groups: those who used dutasteride for 6 months or longer before surgery, and those who did not use any 5-alpha reductase inhibitors. The primary focus is to determine whether long-term dutasteride treatment leads to a significant difference in surgical bleeding (measured by hemoglobin drop), operation time, and the efficiency of removing prostate tissue (morcellation). The findings will help surgeons better understand how preoperative medication history influences the technical aspects of HoLEP surgery.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Male patients aged 40 to 80 years.
Diagnosed with symptomatic Benign Prostatic Hyperplasia (BPH) and scheduled for elective Holmium Laser Enucleation of the Prostate (HoLEP).
For the study group: Documented continuous use of Dutasteride (0.5 mg/day) for a minimum of 6 months immediately prior to the surgical date.
For the control group: No history of 5-alpha reductase inhibitor (5-ARI) use within the last 12 months.
Disqualifiers
Patients with a history of previous prostate surgery or pelvic radiotherapy.
Patients diagnosed with prostate adenocarcinoma in the pathology results or those scheduled for a biopsy due to suspicion of prostate cancer prior to the operation.
Cases with incomplete data in the hospital's electronic database, including missing operative notes, preoperative/postoperative hemoglobin levels, or resected tissue weight.
Trial population
The study population consists of male patients diagnosed with symptomatic Benign Prostatic Hyperplasia (BPH) who underwent Holmium Laser Enucleation of the Prostate (HoLEP) at the Ankara Bilkent City Hospital, Urology Clinic. The study includes patients operated on between January 2024 and March 2026. Data will be retrieved from the hospital's electronic health records (HBYS) and patient archives, focusing on those with documented long-term dutasteride use (6 months or more) and those with no history of 5-alpha reductase inhibitor use as a comparison group.
Trial design
Cohort
Retrospective
Treatments tested in this trial
Dutasteride
DrugPatients in the study group received 0.5 mg/day of dutasteride for at least 6 months before surgery as part of their routine BPH treatment.
Holmium Laser Enucleation of the Prostate (HoLEP)
Procedure/SurgeryStandard HoLEP procedure performed for the surgical treatment of benign prostatic hyperplasia.
Treatment groups
Trial outcomes
Primary outcomes
Change in Hemoglobin Levels (Hemoglobin Drop)
The difference between preoperative hemoglobin levels and postoperative (first 24 hours) hemoglobin levels to assess surgical bleeding.
Secondary outcomes
Morcellation Efficiency Rate
The weight of the resected prostate tissue divided by the morcellation time.
Total Operative Duration
Total time from the start of the enucleation to the completion of morcellation.
Enucleation Efficiency
The weight of the resected tissue divided by the enucleation time.
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