髂内动脉假性动脉瘤1例

Chinese Journal of Medical Imaging Technology(2021)

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Abstract
患者男,52岁,1月余前因左顶叶脑出血接受开颅血肿清除术,术后继发性脑积水,外院治疗效果欠佳而转入我院;既往接受二尖瓣置换术,术后持续服用华法林6个月.查体:浅昏迷状态,留置胃管、尿管,体温37.6℃,脉搏82次/分,呼吸19次/分,四肢肌张力低.实验室检查:白细胞计数13.7×109/L,中性粒细胞占比70%.腹部超声:右下腹8.02 cm×6.42 cm×6.03 cm囊性局限性无回声包块,与髂内动脉相连(图1A),瘤颈小,起始部细窄;CDFI及频谱图像均于收缩期见血流信号自髂内动脉射向瘤体,舒张期未见明显彩色血流(图1B);超声提示:右下腹巨大囊性包块,髂内动脉假性动脉瘤可能.CTA:右侧髂内动脉局部巨大囊状突起(图1C),右侧髂内动脉及囊腔内对比剂填充略浅淡,重建图像见动脉瘤(图1D);诊断:右侧髂内动脉巨大动脉瘤,假性动脉瘤可能.DSA证实右侧髂内动脉假性动脉瘤.行急诊介入栓塞,以弹簧圈(Medtronic)封堵瘤颈,术后囊性包块内血流消失.
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