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[Renal transitional carcinoma and caval tumor thrombus]
P Buisson1, F Hakami, C Cordonnier
1Service d'Urologie, Hôpital Sud, avenue Laënnec, 80480 Salouel. p.buisson@voilà.fr
Summary
Transitional cell carcinoma of the kidney with caval tumor thrombus is rare. Advanced imaging like CT and MRI is crucial for diagnosis and surgical planning.
Area of Science:
- Urologic oncology
- Radiology
- Nephrology
Background:
- Transitional cell carcinoma (TCC) of the kidney is rare.
- Caval tumor thrombus in TCC is exceptionally rare, posing diagnostic and therapeutic challenges.
Observation:
- The study reviews 17 cases of kidney TCC with caval thrombus over 24 years.
- A 51-year-old patient with excluded caliceal stones presented with this rare condition.
Findings:
- Computed tomography (CT) is effective in identifying the etiology and guiding retrograde ureteropyelography.
- Magnetic resonance imaging (MRI) offers superior assessment of inferior vena cava involvement.
- Nephroureterectomy with perimeatal bladder cuff excision and cavotomy is the standard surgical approach.
Implications:
- Accurate preoperative diagnosis using advanced imaging is vital for guiding treatment.
- Despite aggressive surgical management, the prognosis for this rare condition remains extremely poor.
- Further research into novel therapeutic strategies may be warranted.