Helium-3 diffusionMRI identifies this damage by measuring the increased distance the helium atoms move.
氦- 3弥散磁共振成像通过检测氦原子移动的距离测定肺脏损伤。
2
The researchers used 'diffusion tensor' magnetic resonance imaging (MRI), which depicts the diffusion, or displacement, of water molecules through tissue.
研究人员使用“扩张量”核磁共振技术，即描述组织中的水分子的扩散或者置换程度。
3
Objective. To determine if a steady-state free precession (SSFP) diffusion-weighted MRI is useful for differentiating sacral insufficiency fractures from metastases of the sacrum.