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Related Experiment Video

Updated: Nov 7, 2025

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing

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Published on: August 14, 2019

Three-Dimensional Urethral Profilometry-A Global Urethral Pressure Assessment Method.

Wioletta Katarzyna Szepieniec¹, Hanna Szweda¹, Maksym Wróblewski¹

¹Department of Gynecology and Obstetrics, Faculty of Medicine and Health Sciences, Andrzej Frycz Modrzewski Krakow University, 30-705 Krakow, Poland.

Diagnostics (Basel, Switzerland)

|April 30, 2021

Summary

Three-dimensional profilometry offers a superior method for urethral pressure examination compared to classical Urethral Pressure Profilometry (UPP). This advanced technique provides comprehensive pressure distribution data, enhancing diagnostic capabilities for lower urinary tract symptoms.

Keywords:

assessment method profilometry urethral pressure urethral profile urodynamics

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Area of Science:

Urology
Medical Imaging
Diagnostic Techniques

Background:

Classical urethral pressure profilometry (UPP) is limited by catheter orientation, potentially causing up to 50% variation in pressure measurements.
This limitation restricts pressure assessment to a single point in the urethral circumference.

Purpose of the Study:

To introduce a novel three-dimensional (3D) urethral pressure profilometry method.
To evaluate its diagnostic efficacy as an alternative to conventional UPP.

Main Methods:

A new method utilizing five-channel catheters and specialized software to generate a global urethral pressure image.
Analysis of clinical cases, including healthy individuals and patients with lower urinary tract symptoms (LUTS).
Presentation of technique, equipment, and 3D urethral pressure distribution graphics.

Main Results:

3D profilometry provides significantly more data on urethral pressure and its distribution compared to classical UPP.
The method eliminates the single-point measurement limitation of traditional UPP.
Results are readily interpretable through automatically generated, movable 3D graphics.

Conclusions:

Three-dimensional profilometry is comparable to classical UPP in terms of time, cost, technical difficulty, and patient comfort.
It offers enhanced diagnostic data and easier interpretation for urethral pressure assessment.
This method represents a valuable advancement for evaluating lower urinary tract symptoms.