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Intravenous urography pre prostatectomy: an evaluation of its use
1Department of Radiology, Obafemi Awolowo University, Ile-Ife, Nigeria.
African Journal of Medicine and Medical Sciences
|September 1, 1993
Summary
Pre-operative intravenous urograms (IVU) in benign prostatic hypertrophy (BPH) patients can identify significant obstruction. Elevated serum creatinine and blood urea levels are valuable indicators for selecting patients likely to have obstructive BPH, saving costs and reducing radiation exposure.
Area of Science:
- Urology
- Radiology
- Nephrology
Background:
- Benign prostatic hypertrophy (BPH) is a common condition in aging men.
- Intravenous urograms (IVU) are often used to assess urinary tract obstruction.
- Identifying patients with significant obstructive BPH pre-operatively is crucial for effective management.
Purpose of the Study:
- To evaluate the utility of pre-operative intravenous urograms (IVU) in patients undergoing prostatectomy for benign prostatic hypertrophy (BPH).
- To identify clinical and biochemical markers that predict significant obstructive disease on IVU in BPH patients.
Main Methods:
- Retrospective analysis of pre-operative intravenous urograms (IVU) from 120 consecutive patients with benign prostatic hypertrophy (BPH).
- Correlation of IVU findings with serum creatinine and blood urea levels.
- Assessment of the diagnostic value of specific biochemical thresholds.
Main Results:
- Out of 120 patients, 78 (65%) had normal IVUs and 42 (35%) had abnormal IVUs.
- Serum creatinine > 2.0 mg/dL and blood urea > 35 mg/dL were identified as valuable indices.
- These biochemical markers indicated a higher likelihood of significant obstructive disease on IVU.
Conclusions:
- Elevated serum creatinine and blood urea levels are cost-effective and radiation-sparing indicators for selecting BPH patients who may benefit from pre-operative IVU.
- This approach can help optimize diagnostic workup and reduce unnecessary investigations in BPH management.