肾活检病理检查是肾病内科临床常用的诊断技术,它不但可以明确肾脏病理变化和类型,有助于诊断疾病、制定治疗方案、判断患者预后,还有可能发现新的肾脏疾病。然而肾活检技术作为一项创伤性的检查,可能发生一些并发症,以血尿和肾周血肿较常见。镜下血尿发生率几乎100%,肉眼血尿发生率<5%,肾周血肿发生率高达 Renal biopsy is the clinical diagnosis of kidney disease commonly used in clinical techniques, it can not only clear the pathological changes and types of kidney, help diagnose the disease, the development of treatment options to determine the prognosis of patients, and may find new kidney disease. However, renal biopsy technique as a traumatic examination may occur some complications, hematuria and perirenal hematoma are more common. Microscopic hematuria almost 100%, gross hematuria <5%, the incidence of perirenal hematoma up to