血管造影,就是在静脉中注入造影剂,借用影剂成象的原理.
本发明涉及一种含钆大分子磁共振血管造影剂及其制备方法。
The invention relates to a gadolinium-containing macromolecule magnetic resonance intravascular contrast medium and a preparation method thereof.
超声造影剂能帮助显示肿瘤内微小低速的血流，提高超声对肿瘤血管显示的准确性。
Ultrasound contrast agent is helpful to the display of the tiny and slow blood flow in breast tumors, and can improve the accuracy of ultrasound.
目的：观察血管内磁敏性造影剂超顺磁性氧化铁微粒(SPIO2)显示急性心肌梗塞灶的可能性和优越性。
Objective: To evaluate the feasibility and advantage of MRI with the intravascular susceptibility contrast agent, superparamagnetic iron oxide (SPIO2), in demonstrating acute myocardial infarction.
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