Results: The principle of Qi-replenishing Yin-nourishing and Blood-activating can relieve clinical symptom, reduce IMT, expand inside diameter, blood flow, and peak systolic velocity.

• 结果:益气养阴活血法能够显著改善本病的临床症状,降低IMT,增大血管内径、血流量及收缩期峰值流速;