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Ultrasonically determined patterns of enlargement in benign prostatic hyperplasia
G N Collins1, R J Lee, E B Russell
1Department of Urology, Royal Infirmary, Stirling.
British Journal of Urology
|April 1, 1993
Summary
Transrectal ultrasonography (TRUS) provides a reproducible method for estimating prostate volume in men with benign prostatic hyperplasia (BPH). Prostate enlargement in BPH disproportionately increases antero-posterior dimension and adenoma-to-prostate ratio.
Area of Science:
- Urology
- Medical Imaging
Background:
- Benign prostatic hyperplasia (BPH) is a common condition in aging men.
- Accurate prostate volume estimation is crucial for BPH management.
- Transrectal ultrasonography (TRUS) is a key imaging modality for prostate assessment.
Purpose of the Study:
- To describe a reproducible method for prostate volume estimation using TRUS.
- To analyze the relationship between prostate dimensions and gland volume in BPH.
- To discuss the implications of dimensional changes in BPH.
Main Methods:
- A community-based survey involving 430 men aged 40-79 years.
- Standardized transrectal ultrasonography (TRUS) procedures.
- Calculation of prostate volume, adenoma volume, and dimensional ratios.
Main Results:
- Mean prostate volume was 32 ml (SD 14) and mean adenoma volume was 15 ml (SD 11).
- Antero-posterior dimension (APD) showed the strongest correlation with total prostate volume.
- The adenoma volume to prostate volume ratio increased with gland volume.
Conclusions:
- TRUS offers a reproducible method for prostate volume and dimension assessment in BPH.
- BPH is characterized by disproportionate APD increase and a rising adenoma/prostate ratio.
- TRUS aids in evaluating the extent of prostate enlargement and adenoma in BPH.