Kidney infarction is a rare pathology with a low incidence registered, however it is most likely that the real incidence is quite higher because many cases are not diagnosed. The clinical presentation varies from nausea to a complete kidney failure when involves most of the parenchyma, therefore affecting the proper kidney function. As for the treatment several option might be considered. The in-situ artery thrombosis is one of the best options followed by anticoagulation or endovascular therapy. There are no standard options for a monorenal patient facing the pathology described, especially with an unsuspected final diagnose is involved.