患者男,36岁。因发现上腹部搏动性包块就诊。自述有反复口腔溃疡病史。超声所见:中腹部探及大小约5.4cm×5.4cm之类圆形结构,与腹主动脉前壁通过一宽约1.1cm之管状结构相通。该类圆形结构中部为无回声区,周边可见不规则稍强回声附壁(图1)。CDFI示其内呈红蓝相间血流信号(图2)。 Male patient, 36 years old. Due to the discovery of upper abdominal pulse mass treatment. Read the history of repeated oral ulcers. Ultrasound seen: the middle of the exploration and the size of about 5.4cm × 5.4cm circular structure, and the anterior abdominal wall through a 1.1cm wide tubular structure connected. The middle part of this type of circular structure with no echo area, the surrounding irregular slightly stronger echo attached to the wall (Figure 1). CDFI showed that it was red and blue blood flow signal (Figure 2).