沈延政,黄敏,严禹,邓学东,孙勤,周轶群.利声显超声造影在超声导向微波凝固治疗肿瘤前的应用研究[J].中国医学影像技术,2001,17(3):250~252 |
利声显超声造影在超声导向微波凝固治疗肿瘤前的应用研究 |
Levovist Contrast Ultrasound in US-guided Microwave Coagulation Therapy of Tumor |
投稿时间:2000-08-09 |
DOI: |
中文关键词: 利声显 超声 造影 肿瘤 |
英文关键词:Levovist Ultrasound Contrast Tumor |
基金项目:本课题为江苏省科委科技发展计划立项项目(BS99349)。 |
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中文摘要: |
目的 评价在超声导向微波凝固治疗肿瘤前作利声显超声造影的鉴别诊断价值。方法 20例临床诊断为恶性肿瘤的患者,经周围静脉注射利声显作超声造影和超声导向经皮穿刺活组织检查,作对照分析。结果 20例中12例确诊为肝癌、1例为转移性肺癌,7例确诊为良性病变。恶性病变造影后病灶区血管增强为2~3级、呈动脉相或混合相增强图像、时间-强度曲线呈高抛型;良性病变病灶区血管增强为0~1级、呈静脉相增强图像、时间-强度曲线呈低平型。结论 利声显超声造影对超声导向微波凝固治疗前,肿瘤良恶性的鉴别诊断有显著价值。 |
英文摘要: |
Objective To evaluate the role of Levovist contrast ultrasound in the differential diagnosis of tumors before US-guided microwave coagulation therapy. Methods 20 patients with malignant tumor were analyzed with Levovist contrast ultrasound and US-guided percutaneous biopsy.Results 12 patients were diagnosed as liver cancer, 1 lung metastases, 7 benign mass. After injected agent, artery wave or mixed wave of malignant lesions were enhanced 2~3 grades, time-intensity curves show high parabola; but in benign lesions only enhanced 0~1 grades were showed and, vein wave as well as low-level time-intensity curve.Conclusion Levovist contrast US plays a great role in differentiating malignant tumor from benign tumors before microwave coagulation therapy. |
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