Analysis of risk factors for early recurrence after microwave ablation for primary hepatocellular carcinoma
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摘要:
目的探讨原发性肝癌患者微波消融术后早期复发的相关危险因素,为预测和预防肝癌微波消融术后复发提供依据。方法回顾性分析2010-2012年在首都医科大学附属北京佑安医院行微波消融术治疗的80例原发性肝癌患者的临床资料,选择可能对早期复发有影响的因素,采用Logistic法进行单因素分析,筛选肝癌消融术后早期肝内复发的危险因素,鉴别高危人群,以指导术后抗复发治疗。结果所有入组患者,共有30例在术后6个月时出现复发,复发率为37.5%。单因素分析显示,患者年龄、性别、病灶位置、肿瘤大小、肝癌家族史、饮酒史、肝癌手术切除史、术前甲胎蛋白水平、肝功能Child-Pugh分级、MELD评分、肝癌相关病因等差异无统计学意义(P>0.05);肿瘤数目(≥2个)差异有统计学意义(P=0.008)。结论肿瘤数目是肝癌消融术后早期复发的独立危险因素。可以通过研究肝癌消融术后早期复发的危险因素来预见高危人群,采取针对性的防治措施,以期对于肿瘤复发达到早发现、早治疗。
Abstract:Objective To investigate the relevant risk factors for early recurrence after microwave ablation for primary hepatocellular carcinoma( HCC),and to provide a reference for predicting and preventing tumor recurrence. Methods A retrospective analysis was conducted on the clinical data of 80 patients who had undergone microwave ablation for primary HCC at the Beijing You'an Hospital,Capital Medical University,Beijing,China( 2010- 2012). Factors possibly influencing early recurrence were selected for univariate analysis using logistic model. Risk factors for early recurrence of HCC after ablation were screened out for identifying the high- risk population and further guiding treatments against recurrence. Results There were 30 cases of recurrence in 6 months after ablation,accounting for a recurrence rate of37. 5%. Univariate analysis showed that no significant differences occurred between the recurrence and non- recurrence groups in age,gender,tumor location and size,family history of HCC,drinking history,HCC resection history,preoperative alpha- fetoprotein level,liver function Child- Pugh grade,MELD score,or HCC- related causes( P > 0. 05). In contrast,the number of tumors( ≥2) significantly differed between the two groups( P = 0. 008). Conclusion The number of tumors is an independent risk factor for early recurrence among patients after microwave ablation for HCC. High- risk population can be predicted according to the risk factors for early recurrence after microwave ablation for HCC. Targeted preventive measures should be taken for early detection and timely treatment of tumor recurrence.
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Key words:
- liver neoplasms /
- microwave ablation /
- neoplasm recurrence,local /
- risk factors
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