Radiofrequency Ablation Multicenter Observational Study in Renal Oncology Patients

Inclusion Criteria

• •Patient selection criteria will be those typically established by each participating center t with T1a primary renal tumors for which a Multidisciplinary Tumor Board has indicated as candidates for treatment with radiofrequency ablation.I
• •Age ≥18 years
• •Signed informed consent approved by the Ethics Committee prior to the ablation procedure.
• •RCC in stage T1a (size \<4 cm), single or multiple, histologically demonstrated by percutaneous biopsy before or within 30 days prior to ablation
• •Absence of comorbidities that contraindicate treatment
• •Eastern Cooperative Oncology Group Performance Status (ECOG PS) 0-2 at baseline screening.