急性肾损伤是临床常见的急重症,其发病率逐年增加,该病预后较差,病死率较高,及早发现、诊断及治疗对其预后非常重要.但目前该病的早期诊断较困难,确诊时患者病情往往已难以治愈.近年来超声检查在急性肾损伤诊断中的临床价值日益引起重视,本文就其应用进展进行综述.“,”Acute kidney injury(AKI) is severe in clinic.With the incidence increases,the burden of AKI on medical services is increasing in China.The prognosis of AKI is poor with high fatality.The earlier detection,diagnosis and treatment are important to the better prognosis of AKI.However,it is hard to diagnose this disease in early stage,when AKI is diagnosed exactly,the patients are usually in an incurable stage.This review focused on the progresses of contrast-enhanced ultrasound in diagnosis of AKI.