The clinical parameters such as age of onset, duration,24-hour urinary protein (urine total protein, UTP), serum albumin (Alb), serum cholesterol (Cho), blood urea nitrogen (BUN) and serum creatinine (Scr) were collected.

• 收集患儿的发病年龄、病程、24h尿蛋白定量(urinetotalprotein,UTP)、血清白蛋白(Alb)、血胆固醇(Cho)、血尿素氮(BUN)、血肌酐(Scr)等临床参数;