摘要

<正>胡桃夹综合征(nutcracker syndrome,NCS),又称左肾静脉压迫综合征(left renal vein entrapment syndrome),是由于左肾静脉(left renal vein,LRV)穿行于腹主动脉(abdominal artery,AA)与肠系膜上动脉(superior mesenteric artery,SMA)之间[1]或AA与脊柱之间[2]受压导致回流受阻引起左肾及其相关静脉属支