Abstract:
OBJECTIVES:To evaluate the efficacy and safety of targeted high-energy transurethral microwave thermotherapy (HE-TUMT) in the treatment of acute urinary retention (AUR) due to benign prostatic hyperplasia (BPH). METHODS:In this prospective cohort study, 31 patients with painful AUR due to BPH underwent HE-TUMT. Patient evaluation before treatment and during a 12-week follow-up interval included determination of International Prostate Symptom Score (IPSS), quality of life (QOL) score, peak flow rate (Qmax) by uroflowmetry, and postvoid residual urine. Patients also underwent urodynamic evaluation before treatment and at 16 weeks. RESULTS:By 4 weeks after HE-TUMT, 29 (94%) of 31 patients had regained the ability to void spontaneously. The actuarial median time for restoration of spontaneous voiding was 3.0 weeks (95% confidence interval [CI] 2.2 to 3.8). At 12 weeks, the mean IPSS (9.4; 95% CI 8.3 to 10.5) was 50% below (P <0.0005) that before retention (18.9; 95% CI 18.2 to 19.6). Improvements in the mean QOL score were similar in pattern and relative magnitude to those in the mean IPSS. A 69% increase in mean Qmax (P <0.0005) determined by uroflowmetry was observed by 12 weeks versus 1 week after HE-TUMT. Complications were infrequent. CONCLUSIONS:This study provides preliminary evidence that HE-TUMT may potentially afford a novel and useful option for the patient with AUR who is not a suitable candidate for surgery.
journal_name
Urologyjournal_title
Urologyauthors
Djavan B,Seitz C,Ghawidel K,Basharkhah A,Bursa B,Hruby S,Marberger Mdoi
10.1016/s0090-4295(99)00143-0subject
Has Abstractpub_date
1999-07-01 00:00:00pages
18-22issue
1eissn
0090-4295issn
1527-9995pii
S0090-4295(99)00143-0journal_volume
54pub_type
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