- ICH GCP
- Registro degli studi clinici negli Stati Uniti
- Sperimentazione clinica NCT07831486
Impact of Concomitant TURP on Bladder Stone Surgery Outcomes
Impact of Concomitant Transurethral Resection of the Prostate on Postoperative Outcomes of Bladder Stone Surgery and Predictors of Subsequent TURP: A Prospective Comparative Study
The management of bladder stones secondary to benign prostatic hyperplasia (BPH) remains controversial regarding whether transurethral resection of the prostate (TURP) should be performed concomitantly or selectively.
The primary objective of this prospective randomized comparative study is to compare the postoperative outcomes of cystolitholapaxy alone versus cystolitholapaxy with concomitant TURP in adult male patients presenting with bladder calculi secondary to BPH. Additionally, the study aims to identify clinical and urodynamic predictors for requiring subsequent (delayed) TURP among patients initially treated with stone surgery alone.
Panoramica dello studio
Stato
Condizioni
Intervento / Trattamento
Descrizione dettagliata
Urinary bladder calculi represent approximately 5% of all urinary calculi, with secondary stones constituting the vast majority (>95%) of cases in adult men, predominantly secondary to bladder outlet obstruction (BOO) caused by benign prostatic hyperplasia (BPH).
While current guidelines debate the necessity of routine concomitant outlet obstruction relief at initial stone surgery, evidence remains needed regarding single-stage versus selective staged treatment.
This prospective, randomized, single-center study will be conducted at the Urology Department, Beni-Suef University. A total of 104 eligible male patients aged 40 years or older with symptomatic BPH (IPSS >= 8, prostate size >= 30g, Qmax <= 15 ml/s) and imaging-confirmed bladder calculus/calculi will be randomly allocated (1:1 allocation using computer-generated block randomization) into one of two parallel groups:
- Group 1: Managed with transurethral cystolitholapaxy alone.
- Group 2: Managed with transurethral cystolitholapaxy with concomitant TURP.
All participants undergo comprehensive preoperative evaluation including medical history, International Prostate Symptom Score (IPSS), total and free PSA, urine analysis and culture, abdominopelvic ultrasound (assessing stone dimensions, prostate volume, post-void residual urine [PVR]), and uroflowmetry (Qmax).
Follow-up evaluations are conducted at 1 month, 3 months, and 6 months postoperatively to assess the stone-free rate (SFR), stone recurrence rate, functional outcomes (IPSS, Qmax, PVR), and postoperative adverse events graded by the Clavien-Dindo classification system. Patients in Group 1 will be specifically monitored to identify independent risk factors necessitating delayed TURP during the follow-up period.
Tipo di studio
Iscrizione (Stimato)
Fase
- Non applicabile
Contatti e Sedi
Contatto studio
- Nome: Mahmoud Abdallah Mahmoud, lecturer of urology
- Numero di telefono: 01155361979
- Email: mahmoud.abdalla@med.bsu.edu.eg
Luoghi di studio
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Beni Suweif Governorate
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Banī Suwayf, Beni Suweif Governorate, Egitto, 62511
- Reclutamento
- Faculty of Medicine, Beni-Suef University
-
Contatto:
- doaa mahmoud khalil, assistant professor
- Numero di telefono: 01152091011
- Email: drm_abdallah_88@yahoo.com
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-
Criteri di partecipazione
Criteri di ammissibilità
Età idonea allo studio
Accetta volontari sani
Sessi ammissibili allo studio
Descrizione
Inclusion Criteria:
- Adult men aged 40 years or older.
- Lower urinary tract symptoms (LUTS) attributed to benign prostatic hyperplasia (BPH).
- International Prostate Symptom Score (IPSS) >= 8.
- Prostate size >= 30 grams (measured by ultrasonography).
- Maximum urinary flow rate (Qmax) <= 15 mL/s.
- Presence of urinary bladder calculus/calculi confirmed by diagnostic imaging.
- Written informed consent provided prior to study enrollment.
Exclusion Criteria:
- Evidence or history of urethral stricture.
- Known or suspected prostate cancer.
- Known or suspected bladder cancer / urothelial malignancy.
- Neurogenic bladder dysfunction.
- Chronic urinary retention with overflow incontinence.
- Previous prostate or bladder neck surgery (e.g., prior TURP, TUIP, open prostatectomy).
- Active urinary tract infection (UTI) at the time of surgery (patients treated for infection preoperatively may be reassessed for eligibility).
Piano di studio
Come è strutturato lo studio?
Dettagli di progettazione
- Scopo principale: Trattamento
- Assegnazione: Randomizzato
- Modello interventistico: Assegnazione parallela
- Mascheramento: Separare
Armi e interventi
Gruppo di partecipanti / Arm |
Intervento / Trattamento |
|---|---|
|
Comparatore attivo: Cystolitholapaxy Alone
Patients undergo transurethral cystolitholapaxy alone to clear bladder calculi, followed by conservative medical management of BPH and follow-up to evaluate the need for subsequent delayed TURP. |
Transurethral fragmentation and evacuation of bladder calculi using standard endourological equipment without surgical intervention for the prostate at the time of stone surgery. |
|
Sperimentale: Cystolitholapaxy + Concomitant TURP
Patients undergo transurethral cystolitholapaxy combined with simultaneous transurethral resection of the prostate (TURP) in the same operative setting. |
Transurethral resection of the prostate to relieve bladder outlet obstruction, performed in the same operative session as cystolitholapaxy. |
Cosa sta misurando lo studio?
Misure di risultato primarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
Stone-Free Rate (SFR)
Lasso di tempo: 4 to 6 weeks postoperatively
|
Defined as the complete absence of residual stones evaluated using standardized imaging (urinary tract ultrasonography and plain abdominal X-ray [KUB]) for all patients. |
4 to 6 weeks postoperatively
|
Misure di risultato secondarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
|
Change in International Prostate Symptom Score (IPSS)" Unit of Measure: Units on a Scale ( Score on a Scale)
Lasso di tempo: Baseline, 1 month, 3 months, and 6 months postoperatively
|
Evaluation of urinary symptoms and voiding parameters including International Prostate Symptom Score (IPSS, range 0-35), |
Baseline, 1 month, 3 months, and 6 months postoperatively
|
|
"Change in Maximum Urinary Flow Rate (Qmax)" Unit of Measure: mL/s (milliliters per second)
Lasso di tempo: Baseline, 1 month, 3 months, and 6 months postoperatively
|
Maximum urinary flow rate (Qmax) assessed by uroflowmetry. Unit of Measure: mL/s |
Baseline, 1 month, 3 months, and 6 months postoperatively
|
|
Change in Post-Void Residual Urine Volume (PVR)
Lasso di tempo: Baseline, 1 month, 3 months, and 6 months postoperatively
|
Post-void residual urine volume (PVR) assessed by ultrasonography. |
Baseline, 1 month, 3 months, and 6 months postoperatively
|
Collaboratori e investigatori
Sponsor
Studiare le date dei record
Studia le date principali
Inizio studio (Stimato)
Completamento primario (Stimato)
Completamento dello studio (Stimato)
Date di iscrizione allo studio
Primo inviato
Primo inviato che soddisfa i criteri di controllo qualità
Primo Inserito (Effettivo)
Aggiornamenti dei record di studio
Ultimo aggiornamento pubblicato (Effettivo)
Ultimo aggiornamento inviato che soddisfa i criteri QC
Ultimo verificato
Maggiori informazioni
Termini relativi a questo studio
Termini MeSH pertinenti aggiuntivi
- Malattie urogenitali
- Malattie urogenitali maschili
- Calcoli
- Condizioni patologiche, anatomiche
- Malattie urologiche
- Malattie urogenitali femminili
- Malattie urogenitali femminili e complicanze della gravidanza
- Urolitiasi
- Calcoli urinari
- Malattie della vescica urinaria
- Condizioni patologiche, segni e sintomi
- Calcoli della vescica urinaria
- Procedure chirurgiche, operative
- Procedure chirurgiche urologiche
- Procedure chirurgiche urogenitali
- Procedure chirurgiche urologiche, maschio
- Prostatectomia
- Resezione transuretrale della prostata
Altri numeri di identificazione dello studio
- FMBSUREC/05052026/Abdel-Azeem
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