进入21世纪以来,更稳定的第2代微泡超声造影剂开始应用于临床;同时,适应新型造影剂特性的低机械指数(mechanical index, MI)实时灰阶超声造影成像技术应运而生(包括脉冲反相谐波显像、相干对比造影成像等),显著提高了超声造影的图...
基于2个网页-相关网页
结果低机械指数谐波超声造影对恶性病变诊断的的敏感性、特异性和准确性分别为96%、90.7%和93.8%。
Results The sensitivity, specificity and accuracy of diagnosing malignant liver tumors by contrast-enhanced harmonic ultrasonography with low mechanical index were 96%? 90.7%? 93.8% respectively.
目的探讨低机械指数实时超声造影在肝移植术后门静脉并发症诊断中的价值。
Objective To study the value of real time contrast-enhanced ultrasonography in the diagnosis of portal vein complications after liver transplantation.
应用推荐