1.The carotid arteries should be palpated and auscultated for bruits.

1.必须触诊搏情况，和听诊是否有血管。

2.Perform in the clinic if no bruits, ventricular tachycardia, recent stroke, or myocardial infarction.

2.无心脏、室性心过速、新近中风或心梗，可在门诊进行。