Percutaneous Cryoablation Versus Partial Nephrectomy for T1b Renal Tumor

  • End date
    Jun 22, 2025
  • participants needed
  • sponsor
    I.M. Sechenov First Moscow State Medical University
Updated on 24 January 2021
renal neoplasm


The aim of our study is to assess the long-term oncological and functional outcomes of cryoablation for T1b renal tumors, as well as such important parameters as the patient's quality of life after treatment, and to compare the results with those after partial nephrectomy.

Condition Malignant neoplasm of kidney, Kidney Cancer, Renal Cancer, kidney tumor, renal tumors, neoplasia renal, renal neoplasm, renal tumor, kidney tumours, kidney tumors
Treatment Cryoablation, Partial nephrectomy, Renal Biopsy
Clinical Study IdentifierNCT04506671
SponsorI.M. Sechenov First Moscow State Medical University
Last Modified on24 January 2021


Yes No Not Sure

Inclusion Criteria

CT-confirmed renal mass > 4 to 7 cm (T1b)

Exclusion Criteria

Multiple renal tumors
Recurrence of renal tumor
Intolerance to iodine-containing contrast agents
Patients with Bosniak 4 cysts
Presence of other oncological diseases
Impossibility of organ-preserving treatment due to the proximity of the tumor to the vessels or the calyx-pelvic system
Absence of malignant pathology based on prior biopsy
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