Percutaneous Cryoablation of Central Kidney Tumours With Temporary Renal Artery Occlusion

Inclusion criteria: * Adult subject (≥18 years) * Subject who has undergone cryoablation of a central kidney tumour with temporary occlusion of the renal artery by an endovascular balloon at the HUS during the period 01/01/2018 to 30/12/2021 * Subject who has not expressed his/her opposition, after information, to the re-use of his/her data for the purpose of this research. Exclusion criteria : * Subject having expressed his/her opposition to participate in the study * Subject under legal protection, guardianship or curatorship