[Partial nephrectomy for cancer and percutaneous biopsy: Oncologic results]
J Deturmeny1, S Larre, F Vidal
1Service d'urologie, hôpital La conception, 105, boulevard Baille, 13005 Marseille, France. julien.deturmeny1@yahoo.fr
Summary
Tumor biopsy selection for partial nephrectomy (NP) in 60 patients demonstrated excellent oncologic outcomes. This approach achieved 98.5% specific survival, confirming its efficacy in managing kidney cancer.
Area of Science:
- Urology
- Oncology
- Nephrology
Context:
- Partial nephrectomy (NP) is a standard treatment for kidney cancer.
- Tumor biopsy is crucial for selecting appropriate candidates for NP.
- Preoperative biopsy helps exclude unfavorable tumor types and guides surgical decisions.
Purpose:
- To evaluate the oncologic outcomes of partial nephrectomy (NP) in patients selected via tumor biopsy.
- To analyze the efficacy of biopsy-driven patient selection for NP.
- To assess survival rates and recurrence following NP in a biopsy-selected cohort.
Summary:
- A retrospective, single-center cohort study analyzed 60 patients undergoing NP between 1994 and 2006.
- Elective NP criteria included tumors <4cm, low Fuhrman grade (I-II), excluding tubulopapillary tumors (TBP).
- Biopsy achieved diagnosis in 89% of cases; final histology revealed 75% clear cell carcinoma, 13.3% chromophobe, 11.7% TBP. 96.6% were T1a, 86.6% low grade with no positive margins.
Impact:
- Biopsy-based patient selection for NP yielded high oncologic success.
- Achieved 98.5% specific survival at 5-year follow-up, aligning with literature benchmarks.
- Demonstrates the value of preoperative biopsy in optimizing partial nephrectomy outcomes and patient selection.
