左头臂静脉假性静脉瘤一例

发布时间：2018-06-24 06:08

本文选题：体层摄影术 + X线计算机　；参考：《放射学实践》2017年02期

【摘要】：正病例资料患者,女,64岁,因体检胸片发现右上纵隔局部增宽20天入院。无咳嗽、咳痰、咯血,亦无四肢乏力、眼睑下垂、视物不清。既往高血压病史5年,无外伤史及胸部手术史。CT检查:平扫示右前上纵隔见一类圆形软组织密度肿块,边缘清晰,大小约5.6cm×6.5cm;增强扫描静脉期示软组织肿块未见强化,软组织肿块边缘呈不规则显著强化,强化程度与邻近血管相似,强化区与左头臂静脉相通,缺口直径约0.7cm(图1);MPR及VR示病灶位于上腔静脉外上方,边缘光滑(图2、3),CT诊断为头臂静脉假性静脉瘤并血栓形成可
[Abstract]:The patient, 64 years old, was admitted to hospital for 20 days because of chest radiography findings of local enlargement of the right superior mediastinum. No cough, expectoration, hemoptysis, no limb fatigue, eyelid droop, unclear vision. Five years of history of hypertension, no history of trauma or chest surgery. Ct examination: a kind of round soft tissue mass with clear margin and size of 5.6cm 脳 6.5 cm was seen in the mediastinal septum of the right anterior on plain scan, and the soft tissue mass was not enhanced in the venous phase of contrast enhanced scan. The margin of soft tissue mass was irregular and significantly enhanced, and the enhancement degree was similar to that of the adjacent vessels. The enhanced area was connected with the left cephalobrachial vein. The diameter of the notch was about 0.7cm (figure 1). MPR and VR showed that the lesion was located above the superior vena cava. Smooth margin (fig. 2: 3) CT diagnosis of pseudovenous aneurysm associated with thrombosis of the cephalobrachial vein
【作者单位】：昆明医科大学第一附属医院医学影像科;
【分类号】：R816.1;R543.6

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