Case Report: Spontaneous Dissection of the Renal Pelvis and Ureter
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By
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Zhu, Ke
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Qian, Shilei
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Yang, Tianyu
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May 12, 2026
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Clinical Scorecard: Clinical Case Study: Unanticipated Dissection of the Renal Pelvis and Ureter
At a Glance
| Category | Detail |
|---|
| Condition | Spontaneous dissection of the renal pelvis and ureter |
| Key Mechanisms | Separation between muscularis and mucosal layers or within the muscularis of the pyeloureteral wall, leading to urine extravasation. |
| Target Population | Adults, specifically noted in a 30-year-old woman. |
| Care Setting | Emergency and urology care settings. |
Key Highlights
- Rare urinary system disease with significant clinical implications.
- Presentation includes renal colic, nausea, and abdominal pain.
- CTU is effective for diagnosis, showing double-lumen sign.
- Ureteral stenting provides prompt symptom relief.
- Early intervention leads to favorable short-term outcomes.
Guideline-Based Recommendations
Diagnosis
- Utilize non-contrast CT followed by CT urography for diagnosis.
Management
- Consider ureteral stenting for symptomatic relief.
Monitoring & Follow-up
- Monitor for symptom resolution and potential complications.
Risks
- Risk of hydronephrosis and renal impairment if untreated.
Patient & Prescribing Data
Adult patients presenting with renal colic and abdominal pain.
Ureteral stenting is effective for managing symptoms and preventing complications.
Clinical Best Practices
- Prompt imaging with CTU for suspected cases.
- Early intervention to prevent renal damage.
- Regular follow-up to assess for recurrence or complications.
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