Objective To evaluate the clinical effectiveness of interventional therapy in treating thoracic aortic dissection (TAD) . Methods A follow-up visit with 24 TAD patients had been operated in our hospital from November 2008 to March 2010. The clinical data, the therapeutic measures and the follow-up results were retrospectively analyzed. Including the remission of symptom, average day in hospital,complication,the long term survival rates and so on. Results All 24 patients have survived, the symptoms have improved instantly, the hospitalization days was 7.3 days,and no complication occurred. The 3 years survival rate was 95.8%. Conclusion Interventional therapy have advantages of treating thoracic aortic dissection with less complication,more secure and higher long term survival rates.%目的：评价介入疗法在治疗胸主动脉夹层瘤的临床疗效．方法通过对2008年11月至2010年3月收治的24例罹患胸主动脉夹层瘤患者进行随访分析，建立数据信息，包括术后临床症状缓解情况、术后ICU滞留时间、术后住院时间、术后胸主动脉瘤再发率、术后复查支架位置和形态，夹层假腔直径及血栓形成情况以及支架塌陷等并发症，行胸主动脉夹层瘤介入治疗后对患者重要脏器（如心、脑、肾）的影响情况等信息进行随访分析评价．结果24例行介入术后患者全部存活，疼痛症状即刻得到改变，术后平均住院日7.3 d，影像学复查无支架移位、血栓形成等并发症，无传统手术造成心、脑、肾等并发症，3 a存活率95.8%．结论介入疗法对治疗胸主动脉夹层瘤患者效果佳、安全．
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