An easily misdiagnosed and rare cause of traumatic back pain: bilateral renal infarction caused by traumatic bilateral renal artery dissection.

Dear editor,The incidence of renal infarction in patients admitted to theemergency department (ED) is approximately 0.004％.[1] Amongpatients with renal infarction, bilateral renal involvement hasbeen reported in 28.6％ of patients.[2] However, there are veryfew cases of bilateral renal infarction after a traumaticinjury.