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

1.必颈动脉搏动情况，和听颈动脉是否有血管杂音。

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

2.如无心脏杂音、室性心动过、中风或心梗，可在门进行。