Nerve blocks, ultrasounds, and multiple sclerosis.

神经阻滞，超声，和多发性硬化症。

Each participant underwent two carotid artery ultrasounds three years apart.

每个参与者隔三年都要做一次颈动脉超声波检查。

All the participants underwent ultrasounds at the start of the study and about 18 months later to determine changes in the plaque buildup within the coronary arteries.

所有受试者在研究开始时和18个月研究结束时都进行超声检查以确定冠脉血管内斑块形成的变化。

Dubbed an acoustic lens, the device could also be used to create near photo-quality images of internal organs that surpass the resolution of modern ultrasounds.

该设备被人们称为声透镜 ，可以用来摄制质量接近照片的人体内部器官的图像，它的分辨率超过现代的超声波。

Because the ultrasounds were originally taken to assess gallbladder health, Lazo and colleagues from Johns Hopkins looked at each recording to determine the presence of fat in each person's liver.

因为超声最初用来评估胆囊健康状况，Lazo和他的约翰霍普金斯的同事们研究每个人肝脏的每个记录判定是否存在脂肪。