Updates and Developments in Oncology: Radiofrequency ablation and cryoablation of renal tumours
2007
Radiofrequency and Cryoablation for Kidney Tumors
Sample size: 109
publication
Evidence: moderate
Author Information
Author(s): Kwan K.G. MD, Matsumoto E.D. MD MEd
Primary Institution: McMaster University
Conclusion
Radiofrequency ablation and cryoablation are both safe and effective methods for treating small renal tumors.
Supporting Evidence
- Radiofrequency ablation has become the most commonly used technique for small renal tumors.
- The mean tumor size treated with radiofrequency ablation was 2.4 cm.
- A recurrence rate of 2.8% was reported during a mean follow-up of 19 months.
Takeaway
Doctors can use heat or freezing to safely remove small kidney tumors without major surgery, which helps patients recover faster.
Methodology
The study reviews various clinical studies on radiofrequency ablation and cryoablation techniques for treating renal tumors.
Limitations
Long-term follow-up data are needed to prove the efficacy and durability of both ablative technologies.
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