Conclusion QRS prolongation and frontal plane QRS axis deviation after contrast medium injection may be a marker of myocardial ischemia.
结论注射造影剂后QRS时间延长及QRS额面电轴的变化可能是急性心肌缺血的标志。
2
The significant improvement of core fueling with pellet injection from high field side (HFS) in the mid-plane has been presented.
进一步的研究表明从中平面高场侧注入靶丸对芯部加料有显著改善。
3
Methods QRS duration and frontal plane QRS axis were measured before and after injection of contrast medium in 34 patients with left coronary artery disease identified by coronary angiography.