The motions of LV walls and mitral annuli in 19 patients with myocardial infarction were observed by DTI spectra and tissue velocity imaging (TVI) curves. The velocity waves of DTI spectra and TVI curves were recognized in combination with ECG.

• 观察19例心肌梗死患者 ,记录左室壁及二尖瓣环DTI频谱和组织速度图 (TVI) ,结合心电图辨认各速度波。