Objective: To assess the change of proadrenomedullin N terminal 20 peptide (PAMP) in patients with essential hypertension.

• 目的：观察原发性高血压（EH）与肾实质性高血压（RH）患者肾上腺髓质素前体N端20肽（PAMP）的水平变化，探讨PAMP的降压机制。