Viewing Study NCT00221728



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Study NCT ID: NCT00221728
Status: TERMINATED
Last Update Posted: 2010-05-28
First Post: 2005-09-13

Brief Title: Comparison Between Surgery and Radiofrequency for Treatment of Renal Tumors
Sponsor: University Hospital Bordeaux
Organization: University Hospital Bordeaux

Study Overview

Official Title: Treatment of Renal Tumors With Radiofrequency Efficacy Evaluation in Comparison With Conservative Surgery Multicentric Randomized Trial
Status: TERMINATED
Status Verified Date: 2010-05
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: lack of patients
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Surgical treatment of multiple or recurrent renal tumors may be complicated by renal function impairment Mini-invasive thermotherapy as radiofrequency RF induces necrosis of tumoral tissue while sparing normal renal parenchyma The purpose of the study is to compare in patients at risk of renal insufficiency a strategy based on surgical approach and a strategy based on RF approach 180 patients from 9 centers will be randomized in two groups surgical vs RF delivered either percutaneously or under laparoscopy The proportion of patients with a local carcinologic efficacy at 5 years and the general and renal tolerance will be analysed and compared between both strategies
Detailed Description: Background Surgical treatment of multiple or recurrent renal tumors may be complicated by renal function impairment Mini-invasive thermotherapy as radiofrequency RF induces necrosis of tumoral tissue while sparing normal renal parenchyma

Objectives The main objective is to assess the 5-year local carcinologic efficacy no residual tumor tissue and no recurrence at the site of treatment of the radiofrequency treatment Secondary objectives are to assess 5-year overall carcinologic efficacy predictive factors of technical success of RF procedures and the general and renal tolerance 5 years after treatment

Study design Open label randomized parallel-group multicentric clinical trial 9 centers

Eligibility criteria Patients with renal tumor in whom a surgical treatment may result in renal function impairment

Intervention

Experimental group radiofrequency treatment percutaneous or under laparoscopy using RF 3000 generator Radiotherapeutics Boston scientific under a standardized heating protocol A second procedure is allowed in case of residual tumoral tissue or tumor recurrence

Control group conservative kidney surgery

Outcomes The principal outcome is the 5-year local carcinologic efficacy no residual tumor tissue and no recurrence at the site of treatment as assessed by tomodensitometry or MRI after injection Secondary outcomes are 5-year overall carcinologic efficacy local efficacy and no metastases renal function technical success of RF procedures no residual tumor tissue 2 months after procedure and tolerance

Follow-up Clinical biological and imaging follow-ups are scheduled 2 months 6 months 1 2 3 4 and 5 years after the first treatment

Study Oversight

Has Oversight DMC: None
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: None
Secondary IDs
Secondary ID Type Domain Link
2003-006 None None None