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.
目的：明确稳态自由运动(SSFP) MRI弥散成像对于鉴别骶骨应力性骨折与骶骨转移瘤是有效的。
Perfusion - and diffusion-weighted MRI has potential application values in hyperacute cerebral infarction.
灌注和弥散加权磁共振成像在脑梗死超早期有着潜在的应用价值。
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