[摘要]目的评价腔内三维超声成像检查在输尿管下段病变中的诊断价值。方法对42例输尿管下段病变患者先进行腔内二维超声检查，并进行腔内三维超声重建，对两者图像进行描述，并进行对比分析。结果经腔内三维超声成像后，可以更清晰地了解病变与输尿管管壁的关系、病变与输尿管管腔，病变与膀胱输尿管开口、病变与输尿管开口旁的膀胱壁的空间关系，腔内三维超声病变检出率为88.10%，二维超声检出率

    为74.13%，三维超声检出率明显高于二维超声(P<0.01)。结论实际应用中发现腔内三维成像可以提供较二维图像更丰富的信息，能够更有效地发现二维超声无法检出的病变。

    [关键词]输尿管下段疾病;三维超声成像;腔内超声

    The value of endoluminal three-dimensional ultrasound in diagnosis of lower ureter disease

    SHI Junhua，XU Liang，LEI Zhikai，et al，

    Department of Ultrasonography，The First Hospital of Hangzhou，Hangzhou310006，China

    【Abstract】 Objective To evaluate the value of endoluminal three-dimensional ultrasound in diagnosis of lower ureter disease.Method42patients with lower ureter disease underwent endoluminal two-dimensional ultrasound and endoluminal three-dimensional ultrasound examinations separately.Their results were compared.Results Endolu-minal three-dimensional ultrasound compared with endoluminal two-dimensional ultrasound denoted the spatial rela-tions ......