Objective: To determine the overall tolerability of urodynamic studies used in the assessment of men with lower urinary tract symptoms (LUTS), by assessing the objective and subjective morbidity experienced during and after urodynamic studies, and to assess the voiding complaints caused by the combination of urodynamic studies with flexible cysto-urethroscopy.
Patients And Methods: A total of 103 men with LUTS, who underwent a urodynamic study combined with flexible cysto-urethroscopy, completed a questionnaire designed to assess objective and subjective symptoms and degree of bother, with emphasis on the urodynamic study. In addition, a urine specimen was analysed and cultured. In all, 78 patients who underwent a second urodynamic study completed the questionnaire twice.
Results: The results of the first questionnaire showed that more than half of the patients experienced some urge after the urodynamic study and cysto-urethroscopy (56%); 35% of the patients experienced little and 19% experienced severe voiding discomfort after the combined investigations, compared with 24% and 5%, respectively, after a urodynamic study alone. Three patients (3%) had a symptomatic urinary tract infection. Haematuria, increased voiding frequency and increased nocturia occurred occasionally. Most of the patients found the urodynamic study less bothersome than they had expected (64%) and only 9% found it worse than expected. The overall degree of discomfort, experienced during and after the urodynamic study combined with cysto-urethroscopy, was low, and after a second urodynamic study was even lower.
Conclusion: In contrast with earlier results, this clinic-based urodynamic investigation was associated with a low proportion of urinary tract infection, and low objective and subjective morbidity. The combination of a urodynamic study with a flexible cysto-urethroscopy does not cause significant additional voiding complaints. Most patients find urodynamic studies tolerable and not very bothersome.
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http://dx.doi.org/10.1046/j.1464-410x.1999.00222.x | DOI Listing |
Int Urol Nephrol
January 2025
Department of Urology, School of Medicine, Shanghai East Hospital, Tongji University, No. 150 Jimo Road, Pudong New District, Shanghai, 200120, China.
Purpose: To evaluate the predictive value of Prostate Spherical Volume Ratio for Lower urinary tract symptoms and clinical progression of Benign prostatic hyperplasia. And compared with other prostatic anatomical parameters.
Methods: A total of 154 patients with Benign prostatic hyperplasia who underwent MRI and urodynamics were included in the study, while prostate anatomical parameters such as prostate spherical volume ratio, prostate volume, intravesical prostatic protrusion, prostatic urethral length and presumed circle area ratio were determined based on MRI measurements.
BMC Urol
January 2025
Department of Urology and Institute of Urology, West China Hospital, Sichuan University, No. 37 Guo Xue Xiang, Chengdu, Sichuan, 610041, People's Republic of China.
Purpose: This study aims to evaluate detrusor after contraction (DAC) characteristics in females with pure urodynamic stress incontinence (USI).
Methods: We examined the urodynamics database from our urodynamic study center. Urodynamic data from pure USI cases with and without DAC were compared.
Urologie
January 2025
KontinenzZentrum AG Zürich, Witellikerstrasse 40, 8032, Zürich, Schweiz.
Background: Neurophysiological investigations are infrequently utilized in the diagnostic workup of lower urinary tract symptoms (LUTS).
Objective: To determine the potential contributions of neurophysiological assessments in the diagnostic process of LUTS and their integration into systemic neurological and psychosomatic disorders.
Materials And Methods: This study elucidates the role of neurophysiological tests specific to pelvic floor diagnostics, namely pudendal nerve somatosensory-evoked potentials (SEP) and external anal sphincter electromyography (EMG), through the presentation of two clinical case reports.
Neurourol Urodyn
January 2025
Department of Urology, Renmin Hospital of Wuhan University, Wuhan, China.
Objectives: To automatically identify and diagnose bladder outflow obstruction (BOO) and detrusor underactivity (DUA) in male patients with lower urinary tract symptoms through urodynamics exam.
Patients And Methods: We performed a retrospective review of 1949 male patients who underwent a urodynamic study at two institutions. Deep Convolutional Neural Networks scheme combined with a short-time Fourier transform algorithm was trained to perform an accurate diagnosis of BOO and DUA, utilizing five-channel urodynamic data (consisting of uroflowmetry, urine volume, intravesical pressure, abdominal pressure, and detrusor pressure).
Neurourol Urodyn
January 2025
Department of Surgery, Division of Urology, Virginia Commonwealth University Health System, Richmond, Virginia, USA.
Introduction And Objective: Observable autonomous rhythmic changes in intravesical pressure, termed bladder wall micromotion, is a phenomenon that has been linked to urinary urgency, the key symptom in overactive bladder (OAB). However, the mechanism through which micromotion drives urinary urgency is poorly understood. In addition, micromotion is inherently difficult to study in human urodynamics due to challenges distinguishing it from normal cyclic physiologic processes such as pulse rate, breathing, rectal contractions, and ureteral jetting.
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