题目内容
下列哪些是尿路梗阻的X线征象
2021-09-30
A.肾脏增大，肾盏呈球形扩大
B.肾脏缩小，肾盏杯口变钝
C.肾脏长径变长，肾盂与输尿管交界处扭曲狭窄
D.输尿管延长、迂曲、狭窄，近段扩张
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