Objective To observe the changes of plasma neuropeptider Y(NPY)an d neurotensin(NT)levels in elderly patients with essential hypertension and the relationship between NPY,NT and damage of cardiac and renal functions.

• 目的观察老年高血压病患者血浆神经肽Y(NPY)、神经降压素(NT)水平变化与心肾功能损害的关系。