[3] Patients who have experienced an acute renal infarction usually report sudden onset flank pain, which is often accompanied by fever, nausea, and vomiting.

[5] The most common symptoms of a renal infarction are acute onset flank pain, fever, nausea, and vomiting.

[4] Atrial fibrillation, a prior embolism history, mitral stenosis, diabetes, hypertension, and ischemic heart disease are risk factors for renal infarction.

[8] Significantly increased serum lactate dehydrogenase levels and proteinuria may also be observed.

[2] A retrospective study that was carried out during a 36-month observation period revealed that the incidence of renal infarction among patients who visit the ED was 0.007%.