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Updated: Oct 2, 2025
05:25
Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
Published on: August 14, 2019
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Relationship between bladder outlet obstruction and prostatic indentation, prostatic urethral length, and
Mehmet Yaris1, Cetin Volkan Oztekin2
1Department of Urology, Genesis Private Hospital, Diyarbakir, Turkey.
Urologia
|February 22, 2022
Summary
Prostatic urethral length and indentation correlate with bladder outlet obstruction severity. These anatomical factors may help assess obstruction, but larger studies are needed for confirmation.
Area of Science:
- Urology
- Medical Imaging
- Physiology
Background:
- Bladder outlet obstruction (BOO) is a common condition affecting men.
- Accurate assessment of BOO is crucial for effective treatment.
- Prostatic anatomical factors may influence BOO but require further investigation.
Purpose of the Study:
- To investigate the relationship between specific prostatic anatomical factors and the severity of bladder outlet obstruction as determined by pressure flow studies (PFSs).
Main Methods:
- 41 male patients underwent pressure flow studies (PFSs) and uroflowmetry.
- Prostate volume, prostatic indentation, urethral length, and bladder-prostatic urethral angle were measured using transrectal ultrasonography.
- Obstruction indices were calculated from PFS data.
Main Results:
- A positive linear relationship was observed between the obstruction index and prostate volume, prostatic urethral length, and prostatic indentation.
- No significant correlation was found between the obstruction index and the bladder-prostatic urethral angle.
- The obstruction index showed a positive linear relationship with Prostate-Specific Antigen (PSA).
Conclusions:
- Prostatic urethral length and prostatic indentation are significantly associated with the degree of bladder outlet obstruction.
- These anatomical parameters show potential for assessing BOO severity.
- Further research with larger patient cohorts is recommended to validate these findings and determine diagnostic accuracy.
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