单纯性血尿是儿科肾脏病常见症状之一,临床上可有多种病因,其中部分非肾小球性血尿可由于左肾静脉压迫综合征又称胡桃夹现象所致,本症临床表现为血尿或蛋白尿,病程迁延,反复发作,但多有自愈倾向,无需特殊治疗。然而,我们在临床工作中发现,不少左肾静脉受压患者同时存在其他肾脏 Simple hematuria is one of the common symptoms of pediatric kidney disease, clinically there may be a variety of causes, some of which non-glomerular hematuria may be due to the left renal vein compression syndrome, also known as the phenomenon of nutcracker, the clinical manifestations of hematuria Or proteinuria, duration of the disease, recurrent, but more self-healing tendency, without special treatment. However, we found in the clinical work, many left renal vein compression in patients with the presence of other kidneys