Multiple recurrent cystic echinococcosis with abdominal aortic involvement: A case report

Figure 1 Preoperative computed tomography and angiography. A and B: Computed tomography scan showed a lesion in the abdominal cavity and a retroperitoneal lesion, which was firmly attached to the abdominal aortic wall; C: At the arterial phase, an aortic branch was found to be buried in the lesion with a dead end; D: Angiography showed further evidence of the dead-end arterial branch of the abdominal aorta, and calcified splenic lesion after the initial splenic cystic echinococcosis surgery.