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Related Concept Videos

Ureters01:22

Ureters

240
The ureters are retroperitoneal tubes located on either side of the vertebral column. They are responsible for transporting urine from each kidney to the urinary bladder. These tubes have thick walls and are approximately 25-30 cm long. Their diameter is around 10 mm at the renal pelvis, gradually narrowing to 1 mm as the ureter obliquely enters the posterior bladder wall through the ureteric orifices. The shape of these orifices is slit-like, which helps to prevent urine backflow toward the...
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The Micturition Reflex01:26

The Micturition Reflex

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Urination, or micturition involves the coordination of the bladder's detrusor muscle and two sphincters to ensure controlled bladder emptying.
The process begins with bladder filling, where the bladder wall stretches as urine accumulates. This stretching activates the urine storage reflex, mediated by the sacral spinal segments and the pontine storage center. Efferent sympathetic impulses stimulate the detrusor muscle to relax and the internal urethral sphincter to contract, facilitating...
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Urinary Bladder01:23

Urinary Bladder

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The urinary bladder is a hollow, muscular sac that temporarily stores urine before it is expelled from the body. It can hold approximately 600 mL of urine prior to micturition. The bladder is retroperitoneal and located behind the pubic symphysis in the pelvic floor.
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
244

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Related Experiment Video

Updated: May 15, 2025

Author Spotlight: Enhanced Urodynamic Method for Precise Urine Measurement in Awake Mice with Neurogenic Bladder
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The Future of Urodynamics: Innovations, Challenges, and Possibilities.

Lauren E Chew1, Jessica H Hannick2,3, Lynn L Woo2,3

  • 1University Hospitals Cleveland Medical Center, Cleveland, OH, USA.

Neurourology and Urodynamics
|May 14, 2025
PubMed
Summary

New technologies like ambulatory urodynamic monitoring, wearable devices, ultrasonography, and AI are improving urodynamic studies (UDS) for better lower urinary tract function assessment. These innovations aim for more accurate, patient-friendly diagnostics, though standardization and cost remain challenges.

Keywords:
artificial intelligenceremote monitoringtelemetryultrasound

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Area of Science:

  • Urology
  • Medical Technology
  • Diagnostic Imaging

Background:

  • Urodynamic studies (UDS) are crucial for lower urinary tract evaluation but suffer from discomfort, variability, and lack of standardization.
  • Technological advancements seek to overcome these limitations, enhancing diagnostic accuracy and patient comfort.

Purpose of the Study:

  • To review recent technological advancements in urodynamic studies.
  • To explore innovations like Ambulatory Urodynamic Monitoring (AUM), remote monitoring, ultrasonography, and AI in UDS.

Main Methods:

  • Ambulatory Urodynamic Monitoring (AUM) for physiological assessment during daily activities.
  • Emerging remote monitoring devices and wearable technologies for patient-friendly data collection.
  • Ultrasound-based modalities (dynamic ultrasonography, shear wave elastography) for noninvasive bladder assessment.
  • Artificial intelligence (AI) and machine learning for enhanced UDS interpretation and reduced variability.

Main Results:

  • AUM shows higher sensitivity for detrusor overactivity but faces challenges like motion artifacts and catheter discomfort.
  • Remote monitoring tools and ultrasonography offer potential for improved accuracy but require further validation.
  • AI/ML models enhance diagnostic accuracy for conditions like detrusor overactivity and bladder outlet obstruction, pending clinical validation.

Conclusions:

  • Advances in AUM, wearables, ultrasonography, and AI hold promise for transforming UDS into a more accurate and patient-centered diagnostic tool.
  • Integration into routine practice requires addressing challenges in technical complexity, standardization, and cost-effectiveness.
  • These technologies pave the way for improved diagnosis and treatment of lower urinary tract dysfunction.