题目内容
关于左肾静脉压迫综合征的声像图表现， 错误的是
2022-01-25
A.仰卧位，左肾静脉于腹主动脉左侧缘扩 张
B.仰卧位，左肾静脉于腹主动脉左、右侧 缘均扩张
C.扩张的肾静脉内径比狭窄处内径宽2倍 以上
D.腹主动脉与肠系膜上动脉的夹角专9°
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