在 US 检查中评估内部回声、对流和多普勒信号，在 MRI 检查中测量表观扩散系数 (apparent diffusion coefficient，ADC)。结果：令人惊讶的是，所有病变（4 个 LECs 和 7 个 DCs）均有内部高回声。4 例 LECs 中有 2 例观察到对流和多普勒信号，这 2 例的 ADC 较高（分别为 2.4×10 ...

The SM-CTDSM-250M is a 12-bit continuous-time delta-sigma (CTΔΣ) analog-to-digital converter IP. By leveraging Seamless’ patented Switched-Mode Signal Processing (SMSP) technology, our ADC seamlessly ...