Study of Cryotherapy for Renal Tumors

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00858975
Recruitment Status : Withdrawn
First Posted : March 10, 2009
Last Update Posted : August 13, 2013
Information provided by:
National Taiwan University Hospital

Brief Summary:
The purpose of this study is to study the change of tumor size and serum cytokine in the patients who received cryotherapy for the renal tumors.

Condition or disease Intervention/treatment Phase
Renal Tumors Procedure: cryotherapy Not Applicable

Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 0 participants
Intervention Model: Parallel Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: Study of Cryotherapy for Renal Tumors
Study Start Date : October 2007
Estimated Primary Completion Date : December 2012
Estimated Study Completion Date : December 2012

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Kidney Cancer

Arm Intervention/treatment
Experimental: Cryotherapy
The patients who receive cryotherapy for their renal tumors
Procedure: cryotherapy
Placing 4-6 cryotherapy probes into the renal tumors and conducting two cycles of freezing and thawing

Primary Outcome Measures :
  1. Tumor size [ Time Frame: 3 months ]

Information from the National Library of Medicine

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Ages Eligible for Study:   Child, Adult, Older Adult
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • The patients who have renal tumor less than 7 cm and receive cryotherapy

Exclusion Criteria:

  • The tumor size is larger than 7 cm
  • The patients do not approve the surgery

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT00858975

National Taiwan University Hospital
Taipei, Taiwan, 100
Sponsors and Collaborators
National Taiwan University Hospital

Responsible Party: Yeong-Shiau Pu, Department of Urology / National Taiwan University Hospital Identifier: NCT00858975     History of Changes
Other Study ID Numbers: 200709063R
First Posted: March 10, 2009    Key Record Dates
Last Update Posted: August 13, 2013
Last Verified: December 2012

Keywords provided by National Taiwan University Hospital:
renal tumor

Additional relevant MeSH terms:
Kidney Neoplasms
Urologic Neoplasms
Urogenital Neoplasms
Neoplasms by Site
Kidney Diseases
Urologic Diseases