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Updated: Aug 11, 2026

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Published on: June 11, 2013
Computerised tomography and intravenous pyelography in urinary tuberculosis: a retrospective descriptive study
1Department of Radiology, the Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
Radiological findings in urinary tuberculosis (TB) show hydronephrosis is common. Most TB lesions appear in the renal medulla, particularly the dorsal and lower poles.
Area of Science:
- Urology
- Radiology
- Infectious Diseases
Background:
- Urinary tuberculosis (TB) is a significant global health concern.
- Accurate radiological assessment is crucial for diagnosing and managing urinary TB.
Purpose of the Study:
- To evaluate the spectrum of radiological findings in urinary TB.
- To enhance understanding of urinary TB among urologists and radiologists.
Main Methods:
- Multi-center retrospective analysis of 192 patients with urinary TB.
- Computed tomography (CT) was performed on all patients.
- Contrast-enhanced intravenous pyelography (KUB/IVP) was performed on 28 patients.
Main Results:
- Hydronephrosis was the most frequent finding, present in 79.1% of patients.
- Destructive renal lesions were predominantly located in the renal medulla (81.4%).
- Lesions were more common in the dorsal and lower poles of the renal medulla.
Conclusions:
- Hydronephrosis is a key radiological indicator of urinary TB.
- The renal medulla, especially dorsal and lower poles, is a common site for TB lesions.
- Findings aid in improving diagnostic accuracy and patient management.
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