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Updated: May 14, 2026

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
Published on: August 14, 2019
[Urodynamic testing of the lower urinary tract].
A Reitz1, C Seif, R Kirschner-Hermanns
1Kontinenzentrum & Neurourologie, Klinik Hirslanden, Lengghalde 6, Zurich, Switzerland. andre.reitz@hirslanden.ch
Urodynamic testing quantifies lower urinary tract symptoms by measuring physiological parameters. This aids in diagnosing and classifying dysfunction as storage, voiding, or combined failure, guiding treatment decisions.
Area of Science:
- Urology
- Physiology
- Medical Diagnostics
Context:
- Lower urinary tract dysfunctions present diverse clinical symptoms.
- Accurate diagnosis is crucial for effective patient management.
- Quantitative physiological measurements are needed for objective assessment.
Purpose:
- To explain the role of urodynamic testing in diagnosing lower urinary tract dysfunctions.
- To highlight how urodynamic testing quantifies clinical symptoms.
- To describe the classification of lower urinary tract dysfunctions based on urodynamic findings.
Summary:
- Urodynamic testing measures simple physiological parameters to quantitatively reproduce clinical symptoms.
- It associates physiological changes with pathophysiological conditions, aiding diagnosis.
- Dysfunctions are classified as storage failure, voiding failure, or combined failure.
Impact:
- Facilitates accurate diagnosis of numerous lower urinary tract dysfunctions.
- Enables objective classification of urinary tract issues.
- Provides a basis for informed therapeutic decision-making.
Related Concept Videos
Urodynamic Studies: Uroflowmetry
Anatomy of the Genitourinary System II: Bladder and Urethra
Urologic Endoscopic Procedure: Cystoscopic Examination
Urine Studies I: Urinalysis
Imaging Studies II: Ultrasonography
Imaging Studies VI: Voiding Cystourethrography and Cystography

